2kr1bnN/1p1b2p1/R1n1p2p/q1pp4/4P1PP/1QPP1P1R/8/1NB1KB2 w - - 3 21
FEN state: 2kr1bnN/1p1b2p1/R1n1p2p/q1pp4/4P1PP/1QPP1P1R/8/1NB1KB2 w - - 3 21 ; Best move: a6a5
The current state of the chess board is: Black king at c8, black rook at d8, black bishop at f8, black knight at g8 and white knight at h8. Black pawn at b7, black bishop at d7 and black pawn at g7. White rook at a6, black knight at c6, black pawn at e6 and black pawn at h6. Black queen at a5, black pawn at c5 and black pawn at d5. White pawn at e4, white pawn at g4 and white pawn at h4. White queen at b3, white pawn at c3, white pawn at d3, white pawn at f3 and white rook at h3. White knight at b1, white bishop at c1, white king at e1 and white bishop at f1. Both players have exhausted their castles. Half move number is 3. Full move number is 21. White to move.