rn1k1bn1/ppp2pp1/2bpp1qr/7p/2P2P2/P2PB1P1/1P2PK1P/RN1Q1BNR b - - 4 10
FEN state: rn1k1bn1/ppp2pp1/2bpp1qr/7p/2P2P2/P2PB1P1/1P2PK1P/RN1Q1BNR b - - 4 10 ; Best move: c6h1
The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at f7 and black pawn at g7. Black bishop at c6, black pawn at d6, black pawn at e6, black queen at g6 and black rook at h6. Black pawn at h5. White pawn at c4 and white pawn at f4. White pawn at a3, white pawn at d3, white bishop at e3 and white pawn at g3. White pawn at b2, white pawn at e2, white king at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 10. Black to move.