On move 13 I cannot play Nxa6. Knight won't move
what game? post a link or name names
http://www.chess.com/votechess/game.html?id=24114
Managed to move the piece after a day from the first attempt. Problem occurred in 3 turn-based and 1 vote chess games. All cured after a day. Good thing I had a day before giving up my move
On move 13 I cannot play Nxa6. Knight won't move