rn3bn1/p3pp1r/2Bkq2p/1P4p1/p1P1PN2/P2P2Pb/5P1P/RNB1K1R1 b Q - 0 16
FEN state: rn3bn1/p3pp1r/2Bkq2p/1P4p1/p1P1PN2/P2P2Pb/5P1P/RNB1K1R1 b Q - 0 16 ; Best move: b8c6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at e7, black pawn at f7 and black rook at h7. White bishop at c6, black king at d6, black queen at e6 and black pawn at h6. White pawn at b5 and black pawn at g5. Black pawn at a4, white pawn at c4, white pawn at e4 and white knight at f4. White pawn at a3, white pawn at d3, white pawn at g3 and black bishop at h3. White pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.