In the diagram position Black seems to be able to win a pawn with 20…Rxa4?? 21.Rxa4 Rxa4. But taking this pawn leaves Black’s back rank unprotected which White can exploit. How?
In the diagram position Black seems to be able to win a pawn with 20…Rxa4?? 21.Rxa4 Rxa4. But taking this pawn leaves Black’s back rank unprotected which White can exploit. How?