rnb2bn1/p4kpr/2p1p3/1pp3p1/5Np1/1PQ4P/PB1PPP2/2K1RBR1 w - - 1 21
FEN state: rnb2bn1/p4kpr/2p1p3/1pp3p1/5Np1/1PQ4P/PB1PPP2/2K1RBR1 w - - 1 21 ; Best move: f4g6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black knight at g8. Black pawn at a7, black king at f7, black pawn at g7 and black rook at h7. Black pawn at c6 and black pawn at e6. Black pawn at b5, black pawn at c5 and black pawn at g5. White knight at f4 and black pawn at g4. White pawn at b3, white queen at c3 and white pawn at h3. White pawn at a2, white bishop at b2, white pawn at d2, white pawn at e2 and white pawn at f2. White king at c1, white rook at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. White to move.