r1bq1kr1/pBppp2p/n6n/2Q3p1/1PPb1P2/B2Pp1PN/P5KP/RN5R b - - 0 16
FEN state: r1bq1kr1/pBppp2p/n6n/2Q3p1/1PPb1P2/B2Pp1PN/P5KP/RN5R b - - 0 16 ; Best move: c8b7
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at f8 and black rook at g8. Black pawn at a7, white bishop at b7, black pawn at c7, black pawn at d7, black pawn at e7 and black pawn at h7. Black knight at a6 and black knight at h6. White queen at c5 and black pawn at g5. White pawn at b4, white pawn at c4, black bishop at d4 and white pawn at f4. White bishop at a3, white pawn at d3, black pawn at e3, white pawn at g3 and white knight at h3. White pawn at a2, white king at g2 and white pawn at h2. White rook at a1, white knight at b1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 16. Black to move.