A13

English Opening: Agincourt Defense, Wimpy System trainer

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

Practise the English Opening: Agincourt Defense, Wimpy System

Play White's moves of the line from memory — 1. c4 e6 2. Nf3 Nf6 3. b3 d5 4. Bb2 c5 5. e3 — and the trainer plays Black's replies; "Play the other side" turns it around.

Read about the line, its statistics on Lichess and Stockfish's evaluation on the English Opening: Agincourt Defense, Wimpy System page, or pick another opening in the opening trainer.