Ponderchess / Openings
Play the guided film, or select a scene to pause and study its position.
Opening
The Blackmar-Diemer Gambit Accepted in 3D
The Blackmar-Diemer Gambit Accepted, following the Blackmar-Diemer Gambit Accepted: Euwe Defense, Duthilleul Gambit. Watch how each move fights for the centre and develops the pieces.
Rebuild the sequence yourself. The board responds to each move, and hints are available.
Click or drag to move · Arrow keys + Enter to play
Your turn · white to play
Select a piece, then its destination. Switch to 2D for a clear overhead view or rotate the 3D board to explore the position.
Blackmar-Diemer Gambit Accepted: Euwe Defense, Duthilleul Gambit, move by move: d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 …
Blackmar-Diemer Gambit Accepted: Euwe Defense, Duthilleul Gambit, move by move: d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 …
Keyboard: Space pauses, the arrow keys step. Gold arrows are White's moves, violet are Black's, red rays are threats, green shows support, blue shows plans.