 Be8 2.Bxb8 Kxb8 3.Ke5 followed by Kf6, winning Black's g-pawn and the game, or 1...Na6 2.Bd6.Taimanov saw this line, but thought that the order in which he played Bc2 and Bxb8 did not matter.He played 1.Bxb8?, expecting to transpose into the above line after 1...Kxb8 2.Bc2 Be8 3.Ke5.