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Illegal Move Exercise: The audio will lead you through a series of moves from the beginning of a game. Somewhere in there, a player will make an illegal move but the game will continue anyway. Find the illegal move.
To learn more about Don't Move Until You See It and get the free 5-day Conceptualizing Chess Series, head over to https://dontmoveuntilyousee.it/conceptualization
PGN for today's exercise:
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 c5 5. e3 cxd4 6. exd4 d5 7. Nf3 O-O 8. Bd3 dxc4 9. Bxc4 a6 10. O-O b5 11. Bb3 b4 12. Ne2 Bb7 13. Ng3 Bxf3 14. Qxf3 *
And the answer is...
Black's move 11... b4 is illegal because the square is occupied by the black Bishop.
To learn more about Don't Move Until You See It and get the free 5-day Conceptualizing Chess Series, head over to https://dontmoveuntilyousee.it/conceptualization
PGN for today's exercise:
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 c5 5. e3 cxd4 6. exd4 d5 7. Nf3 O-O 8. Bd3 dxc4 9. Bxc4 a6 10. O-O b5 11. Bb3 b4 12. Ne2 Bb7 13. Ng3 Bxf3 14. Qxf3 *
And the answer is...
Black's move 11... b4 is illegal because the square is occupied by the black Bishop.