12 Gomoku attack & defense puzzles
Find a winning move, block four stones, then build a two-way threat.
Black to move. Tap an empty intersection, or use arrow keys and Enter or Space.
Independent 9×9 teaching positions, not opening positions. Free rules: five or more wins; no forbidden moves.
Choose a puzzle
- Finish the row
Make five with this move.
Hint
Look for an empty point on a line with four black stones.
- Finish the column
Make five with this move.
Hint
Look for an empty point on a line with four black stones.
- Follow the diagonal
Make five with this move.
Hint
Look for an empty point on a line with four black stones.
- Fill the gap
Make five with this move.
Hint
Look for an empty point on a line with four black stones.
- Block the row
Prevent White from winning on the next move.
Hint
Find the empty point that gives White five.
- Block the column
Prevent White from winning on the next move.
Hint
Find the empty point that gives White five.
- Block the other diagonal
Prevent White from winning on the next move.
Hint
Find the empty point that gives White five.
- Block a broken four
Prevent White from winning on the next move.
Hint
Find the empty point that gives White five.
- An open four
Create at least two winning next moves without allowing White an immediate win.
Hint
Look for a shape that still wins after one end is blocked.
- An open diagonal
Create at least two winning next moves without allowing White an immediate win.
Hint
Look for a shape that still wins after one end is blocked.
- Win before defending
Make five with this move.
Hint
Look for an empty point on a line with four black stones.
- Two crossing threats
Create at least two winning next moves without allowing White an immediate win.
Hint
Look for a shape that still wins after one end is blocked.