Caissa Codex
C17

French Defense: Winawer Variation, Bogoljubow Variation, Icelandic Defense trainer

Back to the opening, all openings to practise or my repertoire

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 French Defense: Winawer Variation, Bogoljubow Variation, Icelandic Defense

Play White's moves of the line from memory — 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. f4 — 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 French Defense: Winawer Variation, Bogoljubow Variation, Icelandic Defense page, or pick another opening in the opening trainer.

https://chesscodex.org/train/french-defense-winawer-variation-bogoljubow-variation-icelandic-defense