rnbq3r/3p4/2p1kb2/pp2pnPp/P7/1PBP4/4P1BP/RN1QNK1R b - - 1 21
FEN state: rnbq3r/3p4/2p1kb2/pp2pnPp/P7/1PBP4/4P1BP/RN1QNK1R b - - 1 21 ; Best move: f5e3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at d7. Black pawn at c6, black king at e6 and black bishop at f6. Black pawn at a5, black pawn at b5, black pawn at e5, black knight at f5, white pawn at g5 and black pawn at h5. White pawn at a4. White pawn at b3, white bishop at c3 and white pawn at d3. White pawn at e2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white knight at e1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.