Gomoku
Gomoku Endgame Lesson: Black L8 Timing Choice
1. Black K8 | White J9Main mistake: defending a remote threat while the open-four lane stays live
Write one sentence for a learner: in this all-levels five in a row finishing pattern, Black L8 matters because White H8 exposes defending a remote threat while the open-four lane stays live; the practical task is to trace the final route, capture, promotion, territory, or hand-completion checkpoint and then compare the neighboring level while the notation is still familiar.
1. Black K8 | White J9
Start with the notation and level shape, then use the diagram as a check on the same position.
1. Black K8 | White J9Black claims center for the finishing pattern; White touches the same line to prevent a free open three.
The all-levels Gomoku finish pattern: timing choice shape here is a rule-plus-record bridge around Black L8, not a replacement for beginner, intermediate, or advanced study lines. Board cue: center stones around K8, open-three lane E8-L8, and defensive point H8. Rule check: open three, broken three, open four, and double-threat timing. The notation uses Gomoku grid coordinates. The first two entries are 1. Black K8 | White J9; 2. Black E8 | White K9, which keeps the explanation tied to promotion, capture timing, territory closure, final route efficiency, or safe hand completion.
Find an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern, then test the mistake before opening source references.
The risk study task teaches promotion, capture timing, territory closure, final route efficiency, or safe hand completion. Board cue: center stones around...
6 entries; use the notation before reading commentary.
an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one...
Compare notation and position type after the lesson line is clear; do not treat this fragment as a copied score.
The all-levels Gomoku finish pattern: timing choice shape here is a rule-plus-record bridge around Black L8, not a replacement for beginner, intermediate, or advanced study lines. Board cue: center stones around K8, open-three lane E8-L8, and defensive point H8. Rule check: open three, broken three, open four, and double-threat timing. The notation uses Gomoku grid coordinates. The first two entries are 1. Black K8 | White J9; 2. Black E8 | White K9, which keeps the explanation tied to promotion, capture timing, territory closure, final route efficiency, or safe hand completion.
Say the first line aloud, then match it to the board diagram.
Keep this failure in view while replaying the final two entries.
Stay in Gomoku and compare the same endgame and finishing patterns topic at beginner level; the rules and notation stay familiar while the record shape gets easier or harder.
What this record looks like
The all-levels Gomoku finish pattern: timing choice shape here is a rule-plus-record bridge around Black L8, not a replacement for beginner, intermediate, or advanced study lines. Board cue: center stones around K8, open-three lane E8-L8, and defensive point H8. Rule check: open three, broken three, open four, and double-threat timing. The notation uses Gomoku grid coordinates. The first two entries are 1. Black K8 | White J9; 2. Black E8 | White K9, which keeps the explanation tied to promotion, capture timing, territory closure, final route efficiency, or safe hand completion.
Position cue
an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern
Unique asset
A self-authored SVG study diagram for this Gomoku finishing pattern marks center stones around K8, open-three lane E8-L8, and defensive point H8. It is paired with Gomoku grid coordinates beginning 1. Black K8 | White J9; 2. Black E8 | White K9. The public reference image pub-gomoku-game-one gives readers an open-gallery board or piece reference for the same game family.
Gomoku rule check
Check this before the outside record: read 1. Black K8 | White J9, name the rule source, test the position cue, and keep the mistake visible.
Open Renju International Federation / RenjuNetRenju International Federation / RenjuNet is the rule source to open first; use it for legal vocabulary before comparing this reference note.
Grid coordinates let the reader mark exact stones and threat lanes. The notation is only useful when read with the threat type, not as a plain list of occupied points. In this lesson the first line is 1. Black K8 | White J9.
A legal move places a stone on an empty point. Threat reading then depends on open threes, broken threes, open fours, double threats, and any rule-family restrictions in force. For this page, apply it to an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8,.
The common trap is blocking the visible four while missing the open three or double-threat behind it. A record example should name the hidden second threat, not only the final five. Here the reader's mistake check is defending a remote threat while the open-four lane stays live.
How to read this lesson
First replay: 1. Black K8 | White J9. Keep the line short enough to say aloud before judging whether the move is good.
Then inspect: The risk study task teaches promotion, capture timing, territory closure, final route efficiency, or safe hand completion. Board cue: center stones around K8, open-three lane E8-L8, and defensive point H8. Level job: the lesson keeps the rule explanation...
Outside check: Linked only as external context. RenjuNet game contents are not copied into this site, and composed lessons are not labeled as RenjuNet records.
Grid-coordinate threat notation
Read the sample as a threat-reading study line, not as a formal Renju tournament record or proof of a solved opening.
1. Black G8 | White J8Beginner Gomoku records identify open threes, broken threes, and the one block a reader must not miss.
Intermediate records compare the visible four with the quieter move that keeps a second threat alive.
Advanced records layer threats, forcing moves, and conversion timing so the reader checks both immediate and hidden lanes.
Annotated Record Fragment
Gomoku record reader
Gomoku reference finish-pattern fragment starts from 1. Black K8 | White J9. It is a composed teaching fragment, not a tournament score; compare outside records for rules, notation, and position type before treating it as proof.
1. Black K8 | White J9Black claims center for the finishing pattern; White touches the same line to prevent a free open three.
Key entry: connect it to an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern.- Position cue
- an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern
- Mistake test
- defending a remote threat while the open-four lane stays live
| Move | Notation | Annotation | Reader Cue |
|---|---|---|---|
| 1 | Black K8 | White J9 | Black claims center for the finishing pattern; White touches the same line to prevent a free open three. | Key entry: connect it to an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern. |
| 2 | Black E8 | White K9 | Black forms a two-stone base; White blocks the extension side that matters in this finishing pattern. | Pause here and name the rule cue, not only the active move. |
| 3 | Black L8 | White H8 | The first threat is a broken three, so White must answer the forcing point. | Compare with the previous reply before moving on. |
| 4 | Black H9 | White I8 | Black changes direction; White chooses defense over a remote counter-threat. | Pause here and name the rule cue, not only the active move. |
| 5 | Black G8 | White J8 | The intermediate record compares open-three pressure with a loose four that is not forcing yet. | Compare with the previous reply before moving on. |
| 6 | Black I9 | White F8 | White survives by blocking the double-threat intersection, not by chasing the last stone. | Finish check: explain why defending a remote threat while the open-four lane stays live is unsafe here. |
- Move 1
Black K8 | White J9Black claims center for the finishing pattern; White touches the same line to prevent a free open three.
Key entry: connect it to an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern. - Move 2
Black E8 | White K9Black forms a two-stone base; White blocks the extension side that matters in this finishing pattern.
Pause here and name the rule cue, not only the active move. - Move 3
Black L8 | White H8The first threat is a broken three, so White must answer the forcing point.
Compare with the previous reply before moving on. - Move 4
Black H9 | White I8Black changes direction; White chooses defense over a remote counter-threat.
Pause here and name the rule cue, not only the active move. - Move 5
Black G8 | White J8The intermediate record compares open-three pressure with a loose four that is not forcing yet.
Compare with the previous reply before moving on. - Move 6
Black I9 | White F8White survives by blocking the double-threat intersection, not by chasing the last stone.
Finish check: explain why defending a remote threat while the open-four lane stays live is unsafe here.
Common Mistake
Mistake to test: defending a remote threat while the open-four lane stays live. Replay 1. Black K8 | White J9 against an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one, then name the rule or reply that prevents it.
CommentaryOpen detailed replay notesFirst reading pass for Gomoku Finish Pattern: Timing Choice: Start with one inspection job: locate Black L8. Then...
Commentary
First reading pass for Gomoku Finish Pattern: Timing Choice: Start with one inspection job: locate Black L8. Then explain why White H8 is the reply test.
This Gomoku finish pattern: timing choice note rewards the player who names the threat before moving. For finish pattern: timing choice, Black L8 only makes sense after center stones around K8, open-three lane E8-L8, and defensive point H8 is counted.
Gomoku finish pattern: timing choice can punish a move that only looks energetic. In this finish pattern: timing choice fragment, a stone can look aggressive but fail to force if it does not create an immediate open three or open four, so the annotation stays attached to open three, broken three, open four, and double-threat timing.
Transfer note for Gomoku Finish Pattern: Timing Choice: Gomoku is simpler than chess to start, but sharper because one missed forcing threat can end the game. For this finish pattern: timing choice page, name open three, broken three, open four, and double-threat timing before adding a broad strategy label.
Choose the next related record only after naming center stones around K8, open-three lane E8-L8, and defensive point H8, defending a remote threat while the open-four lane stays live, and the rule that made the reply work.
PracticeOpen study questions4 questions for checking the record after replay.
Study Questions
- Which exit detail in 1. Black K8 | White J9; 2. Black E8 | White K9 first reveals the finish pattern: timing choice problem?
- What would change in this finish pattern: timing choice record if the reply White H8 arrived one move earlier?
- In the finish pattern: timing choice position, which candidate around Black L8 is tempting, and what part of open three, broken three, open four, and double-threat timing makes White H8 punish it?
- Gomoku: Where does White H8 turn this reference record from a rules example into a plan?
What different record levels look like
Compare the same game family across level examples before choosing the next lesson. The active card marks this page's level.
1. Black L8 | White H8- ThreatStart from 1. Black L8 | White H8 and name the shared cue: an open-three lane, a broken-three repair, and one defensive point;.
- BlockCompare the reply around a remote counter-threat, an open-four lane, and a race-ending reply; before trusting the first plan.
- ForkCarry the branch to the mistake test: playing the center stone before checking the forbidden-pattern boundary.
6 entries, 1 plan + 1 reject: one visible plan, one rule cue, and one mistake to stop before.
- Length
- 6 annotated entries
- Branch load
- Single line, no side branch
- Candidates
- 1 plan + 1 reject
- Judgment
- Legal cue first: grid coordinates, threat type, forcing order, defensive point, and rule-family boundary
- Depth
- Two-move window
- Read for
- Read one plan aloud, match it to the board cue, and stop at the first unsafe reply.
- Watch
- playing the center stone before checking the forbidden-pattern boundary
- Next cue
- Move up after you can name the rule cue without rereading the note.
Replay 1. Black L8 | White H8, name a remote counter-threat, an open-four lane, and a race-ending reply; one visible plan, then reject playing the center stone before checking the forbidden-pattern boundary.
Beginner Gomoku records are a short line built from 1. Black L8 | White H8: one rule cue, one visible plan, and one obvious mistake around a remote counter-threat, an open-four lane, and a race-ending reply; one visible plan and one tempting.
- Opening line
- Start with 1. Black L8 | White H8; keep the first reply visible.
- Rule cue
- Point to grid coordinates, threat type, forcing order, defensive point, and rule-family boundary before judging the move.
- First trap
- Stop at playing the center stone before checking the forbidden-pattern boundary instead of exploring side branches.
- Ready check
- Move on only after the rule cue can be named from memory.
Beginner Gomoku records identify open threes, broken threes, and the one block a reader must not miss.
Intermediate recordGomoku Intermediate Reply Record: Black H9 Timing Choice Turn1. Black E8 | White K9- ThreatStart from 1. Black E8 | White K9 and name the shared cue: an open-three lane, a broken-three repair, and one defensive point;.
- BlockCompare the reply around a split attack lane, a repair stone, and a defense before trusting the first plan.
- ForkCarry the branch to the mistake test: playing the center stone before checking the forbidden-pattern boundary.
8 entries, 2 candidate replies: add a reply comparison before deciding which plan survives.
- Length
- 8 annotated entries
- Branch load
- Main line plus reply branch
- Candidates
- 2 candidate replies
- Judgment
- Timing, safety, and shape all get judged
- Depth
- Turning-point window
- Read for
- Compare two candidate plans, then explain why the reply changes timing or safety.
- Watch
- playing the center stone before checking the forbidden-pattern boundary
- Next cue
- Move up after you can compare both plans before seeing the answer.
Compare both replies around a split attack lane, a repair stone, and a defense that works only; explain where playing the center stone before checking the forbidden-pattern boundary changes the plan.
Intermediate Gomoku records keep the same cue near a split attack lane, a repair stone, and a defense that works only once; two candidate, then add candidate replies, a turning point, and one comparison line after 1. Black E8 | White K9.
- Main line
- Anchor the comparison at 1. Black E8 | White K9, not at a loose theme name.
- Candidate pair
- Keep two replies alive until the timing or safety test resolves them.
- Turning point
- Explain how playing the center stone before checking the forbidden-pattern boundary changes the value of the first plan.
- Replay task
- Before opening the answer, say which candidate survives and why.
Intermediate records compare the visible four with the quieter move that keeps a second threat alive.
Advanced recordGomoku Advanced Threat Record: Black K8 Center Route1. Black G8 | White J8- ThreatStart from 1. Black G8 | White J8 and name the shared cue: an open-three lane, a broken-three repair, and one defensive point;.
- BlockCompare the reply around a split attack lane, a repair stone, and a defense before trusting the first plan.
- ForkCarry the branch to the mistake test: answering the last stone instead of the double-threat point.
10 entries, 3+ candidate points: hold the branch, quiet preparation, and conversion test together.
- Length
- 10 annotated entries
- Branch load
- Forcing branch, quiet prep, conversion
- Candidates
- 3+ candidate points
- Judgment
- Every move can change the final evaluation
- Depth
- Full branch with source comparison
- Read for
- Hold the forcing branch, quiet preparation, and conversion test in the same replay.
- Watch
- answering the last stone instead of the double-threat point
- Next cue
- Stay here when you want dense branches, not just legal-move recognition.
Annotate the quiet move after 1. Black G8 | White J8; prove the conversion still survives answering the last stone instead of the double-threat point.
Advanced Gomoku records turn 1. Black G8 | White J8 into a branch: forcing move, quiet preparation, conversion test, and source comparison around a split attack lane, a repair stone, and a defense that works only once; a forcing.
- Forcing branch
- Track the pressure line from 1. Black G8 | White J8 without skipping replies.
- Quiet move
- Mark the preparation move that does not look urgent but keeps the branch alive.
- Conversion test
- Check whether answering the last stone instead of the double-threat point appears only after the defender's best reply.
- Review task
- Write the moment pressure becomes conversion, then compare an outside record.
Advanced records layer threats, forcing moves, and conversion timing so the reader checks both immediate and hidden lanes.
Gomoku reference finish-pattern fragment starts from 1. Black K8 | White J9. It is a composed teaching fragment, not a tournament score; compare outside records for rules, notation, and position type before treating it as proof.
Compare this Gomoku lesson with real records
Use RenjuNet to compare grid coordinates, threat type, forcing order, defensive point, and rule-family boundary. This reference note stays an original teaching example, not a copied score, table log, SGF file, or named-player record.
1. Black K8 | White J9grid coordinates, threat type, forcing order, defensive point, and rule-family boundary
- AMatch the source type
Open RenjuNet as a real record index and decide whether you are comparing a real record index, a rule source, or a position reference before judging the lesson.
- BMatch notation before quality
Hold the article sample 1. Black K8 | White J9 beside the outside source. Compare notation shape, turn order, and record length before deciding whether the moves teach the same problem.
- CMatch the position job
Use the cue an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones. The outside material only helps if it trains the same board, route, tile, threat, capture, or rule-position job.
- DKeep the lesson original
Use outside move lists, player names, event labels, table logs, SGF files, or database commentary only as context checks; then return to the article's own mistake check: defending a remote threat while the open-four lane stays live.
Gomoku classic record bridge
Use 1. Black K8 | White J9 as the page's working line, then compare reference note shape against RenjuNet, the classic anchor, and the trained mistake before opening a full outside score.
1. Black K8 | White J9an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern
Mistake checkdefending a remote threat while the open-four lane stays live
Open RenjuNetCompare threat type, first forcing point, defensive reply, and whether the outside record uses formal Renju or casual Gomoku assumptions.
Open RenjuNetBeginner pages should identify one threat and one block; intermediate pages should compare the visible threat with a quieter continuation; advanced pages should compare forcing order and rule-family constraints.
Open RenjuNetIn the outside source, look only for the same first plan around 1. Black K8 | White J9; ignore long branches until the mistake can be named plainly.
Compare whether the outside line tests the same reply choice and whether defending a remote threat while the open-four lane stays live appears one exchange later.
Use outside records to compare branch discipline and conversion timing, then keep this original teaching example separate from outside scores.
This bridge is a reader-facing comparison guide. The article remains a composed teaching fragment and original teaching example, separate from outside scores, player metadata, event labels, table logs, SGF files, database commentary, and source commentary.
Gomoku real record check plan
Use this plan after the lesson replay: compare 1. Black K8 | White J9 with RenjuNet, then match the position terms, level job, and mistake pattern before trusting an outside record as a useful comparison.
1. Black K8 | White J9open-three lane broken-three repair defensive point rule cue notation line comparison path center stones around K8
A useful outside Gomoku record should share the notation shape 1. Black K8 | White J9, the same position job around open-three lane broken-three repair defensive point rule cue notation line comparison path center stones around K8, and the trained mistake defending remote threat open-four lane stays live.
Keep outside scores, player names, event labels, table logs, SGF files, database notes, and source commentary separate from the article body.
RenjuNet can prove that real Gomoku records exist in a comparable notation or database format. Use it to compare grid coordinates, threat type, forcing order, defensive point, and rule-family boundary, record density, and level shape; it does not prove that this mixed-level reference line is copied from that source.
This page uses 1. Black K8 | White J9 as a compact Gomoku study line for open-three lane broken-three repair defensive point rule cue notation line comparison path center stones around K8. It teaches a level-specific record shape and a mistake check; it is not presented as a copied score from RenjuNet.
Compare notation family, turn order, grid coordinates, threat type, forcing order, defensive point, and rule-family boundary, record level, and the mistake cue defending remote threat open-four lane stays live. A useful outside record may share the same problem without sharing every move.
Keep outside scores, player names, event labels, table logs, SGF files, database notes, and source commentary separate from the article body. Use RenjuNet to check record reality, then return to the article's own annotation rather than mixing outside metadata into the lesson.
- SourceOpen the right kind of record source
Start with RenjuNet as a real record index. Decide whether the outside page is a real record index, rule document, position reference, table log, or SGF-style record before comparing moves.
- LineMatch the first notation line
Hold 1. Black K8 | White J9 beside the outside source. The first check is notation family, turn order, and record length, not whether the whole outside score is identical.
- PositionMatch the position terms
Search by open-three lane broken-three repair defensive point rule cue notation line comparison path center stones around K8. The outside material helps only when it trains the same grid coordinates, threat type, forcing order, defensive point, and rule-family boundary.
- LevelMatch the record level
Use 1. Black K8 | White J9 as a reference-line cue, then compare beginner, intermediate, and advanced examples for the same Gomoku position terms before opening a full outside score.
- SeparateKeep the teaching line separate
Treat this reference note as an original teaching example, not a named game record or copied match score. Keep outside scores, player names, event labels, table logs, SGF files, database notes, and source commentary separate from the article body.
Treat this reference note as an original teaching example, not a named game record or copied match score.
Gomoku lesson references
Gomoku reference note starts from 1. Black K8 | White J9; compare rule language, record context, classic position shape, and public image evidence before using outside material.
Use Renju International Federation / RenjuNet to check legal vocabulary and Grid-coordinate threat notation before reading 1. Black K8 | White J9.
- Compare
- Compare the rule cue in an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern with grid coordinates, threat type, forcing order, defensive point, and rule-family boundary; the article's notation sample is the first thing to keep stable.
- Boundary
- The rule source supports vocabulary and legality checks while this page stays a composed teaching fragment for Gomoku.
Use RenjuNet to compare record shape, source type, and the trained mistake: defending a remote threat while the open-four lane stays live.
- Compare
- Match 1. Black K8 | White J9, turn order, record length, and the position job before judging whether an outside record trains the same decision.
- Boundary
- Outside records are context checks; the move line here remains an original teaching example, not a named-player score.
Open three, broken three, and forcing defense keeps an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern connected to a stable board, route, tile, or threat shape.
- Compare
- Compare threat type, first forcing point, defensive reply, and whether the outside record uses formal Renju or casual Gomoku assumptions.
- Boundary
- The anchor is a lookup guide for study shape; it does not turn this composed fragment into a copied score.
Wikimedia Commons Gomoku game diagram is the public visual reference for this Gomoku page; For open-gallery context, the page adds Wikimedia Commons Gomoku game diagram, which gives readers a Gomoku stone sequence diagram, matching threat-race and five-in-a-row articles; used as game-material context before the reader checks the article-specific study diagram. It gives board or piece context only; the article-specific line remains in the self-authored study diagram beginning 1. Black K8 | White J9; 2. Black E8 | White K9.
- Compare
- Use the image for board, piece, route, tile, or surface context, then use the article diagram and 1. Black K8 | White J9 for the exact composed line.
- Boundary
- The public image supports context and license transparency; it is separate from the article-specific study diagram and move sequence.
Read the Gomoku finish pattern: timing choice line as a composed teaching fragment, built as a compact rules-and-record reference, starting with 1. Black K8 | White J9; 2. Black E8 | White K9. It is not a tournament score; use it as a mixed-level study-note example, not as a copied database entry. The page-specific mistake check is defending a remote threat while the open-four lane stays live.
- Compare
- Use outside material to check grid coordinates, threat type, forcing order, defensive point, and rule-family boundary, source type, and position similarity before returning to the article line.
- Boundary
- Use RenjuNet game lines, player labels, tournament fields, or database commentary only as context checks; this reference note stays an original teaching example, separate from outside scores, player metadata, and source commentary.
- Notation and turn order: 1. Black K8 | White J9.
- Position job and trained mistake: an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern / defending a remote threat while the open-four lane stays live.
- Image fit, source URL, license label, and whether the public image matches the same game family.
- Outside scores, player metadata, event labels, table logs, SGF files, and database commentary stay outside the article body.
- A public image is visual context, not proof that the composed move sequence happened in a real match.
- A classic position anchor helps comparison; it is not a claim that this page reproduces that exact external record.
Classic lookup cueClassic lookup cue for GomokuRenjuNet: search cue and four comparison checks.
Classic lookup cue for Gomoku
Use RenjuNet as a real-record or position lookup context. This page remains a composed teaching fragment and is not a copied tournament score, named-player record, table log, or external database entry.
RenjuNet: Gomoku Endgame finishing patterns + open-three lane broken-three repair defensive point rule cue notation line + 1. Black K8 | White J9 + gomoku-all-levels-finish-pattern-timing-choice-black-l8Open RenjuNetStart with open-three lane broken-three repair defensive point rule cue notation line. The goal is to find the same kind of board, tile, route, or threat problem before looking for an exact score.
Use the sample 1. Black K8 | White J9 to compare notation form, move length, and record density against external material.
Keep this mistake visible while comparing: defending remote threat open-four lane stays live. A useful outside record should make that decision easier to discuss.
Open RenjuNet for real records or position context, but keep this lesson separate from copied match scores and named-player claims.
Record exemplarCompare the lesson with a real source type2 source-backed exemplars for this game family.
Compare the lesson with a real source type
These exemplars explain what to compare in a real record index, rules source, or position reference before judging this composed fragment. They keep source lookup useful without copying outside records.
Compare open-three, broken-three, open-four, double-threat, and forbidden-move context before mapping a lesson to a Renju record.
Beginner: see the threat. Intermediate: choose between block and counter-threat. Advanced: layer threats while respecting formal Renju restrictions.competition rules boundaryForbidden-Move Boundary ExemplarUse formal Renju documents to separate casual Gomoku threat reading from forbidden-move, opening-rule, and double-threat constraints.
Beginner: name one threat. Intermediate: compare block and counter-threat. Advanced: test double-threat timing against formal Renju boundaries.Classic position anchorsUse known study shapes before searching for exact scores2 anchors; compare without copying a real score.
Use known study shapes before searching for exact scores
These anchors name stable rule, opening, route, tile, or board-position shapes for this game family. They help readers compare this composed fragment with external material without copying a real score.
Use this anchor when a Gomoku page teaches why an open three or broken three changes the forcing race.
Compare threat type, first forcing point, defensive reply, and whether the outside record uses formal Renju or casual Gomoku assumptions.Forbidden-move and double-threat vocabularyRenju Rule-Family AnchorUse this anchor when a reader needs to separate casual five-in-a-row tactics from formal Renju competition vocabulary.
Compare rule family, forbidden-move context, double threat language, and whether the article should stay in general Gomoku terms.Curated reference packWhere to verify the record context2 game-specific references kept separate from the lesson.
Where to verify the record context
These links give the reader a small, game-specific reference trail before using a real database, rule source, or public board reference. They support comparison; they are not copied into this lesson.
Use this when a Gomoku article teaches open threes, broken threes, double threats, defensive timing, or a forcing sequence that resembles formal Renju record reading.
Compare threat type, first forcing point, defensive stone, and whether the outside game records a formal Renju opening or a looser Gomoku-style tactic.rules and positionRenju Document NoteUse this when a page needs to separate casual five-in-a-row teaching language from formal Renju competition terms.
Compare rule family, forbidden-move context, opening restrictions, and threat vocabulary before importing any formal record assumption.Comparison pathHow to compare this fragment with external records4 lookup steps; compare, do not copy a real score.
How to compare this fragment with external records
Use this as a reading route before opening external databases or classic-position references. The goal is comparison, not copying a real score into this lesson.
- 1Match the notation shape
Start with Grid-coordinate threat notation and the sample 1. Black K8 | White J9. Compare outside records only for notation shape before judging move quality.
- 2Anchor the same kind of position
Use this page cue: an open-three lane, a broken-three repair, and one defensive point; one rule cue, one notation line, and one comparison path; center stones around K8, open-three lane E8-L8, and defensive point H8; open three, broken three, open four, and double-threat timing check for the finishing pattern Look for a similar board, tile, route, or threat problem, not an identical copied position.
- 3Read it as a reference lesson
Compare record length, annotation density, and the trained mistake: defending a remote threat while the open-four lane stays live. That is how this page explains what a reference record is for.
- 4Keep lesson and outside record separate
Use RenjuNet for real record lookup. This page remains a composed teaching fragment and is not a copied tournament score or named-player record.
Reference layerRules checked separately from the teaching fragment1 rule source link for notation and boundary checks.
Rules checked separately from the teaching fragment
These links support rule vocabulary, notation boundaries, and game-family context. They do not turn this composed study fragment into a tournament score or named-player record.
Record contextExternal records stay separate from this lessonRenjuNet: context only, not copied-score proof.
External records stay separate from this lesson
Renju and Gomoku-style tournament record context, especially for readers comparing threat notation with formal game records.
Linked only as external context. RenjuNet game contents are not copied into this site, and composed lessons are not labeled as RenjuNet records.

Public reference: For open-gallery context, the page adds Wikimedia Commons Gomoku game diagram, which gives readers a Gomoku stone sequence diagram, matching threat-race and five-in-a-row articles; used as game-material context before the reader checks the article-specific study diagram. It gives board or piece context only; the article-specific line remains in the self-authored study diagram beginning 1. Black K8 | White J9; 2. Black E8 | White K9. Source: Wikimedia Commons Gomoku game diagram. License: CC BY-SA 3.0 / GFDL. Source page. Source file