qrb1k2r/p1p3bp/5p1n/1p2p1pP/2P5/P1nPKP1R/2R1P1P1/3QBBN1 b k - 3 20
FEN state: qrb1k2r/p1p3bp/5p1n/1p2p1pP/2P5/P1nPKP1R/2R1P1P1/3QBBN1 b k - 3 20 ; Best move: c3d1
The current state of the chess board is: Black queen at a8, black rook at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black bishop at g7 and black pawn at h7. Black pawn at f6 and black knight at h6. Black pawn at b5, black pawn at e5, black pawn at g5 and white pawn at h5. White pawn at c4. White pawn at a3, black knight at c3, white pawn at d3, white king at e3, white pawn at f3 and white rook at h3. White rook at c2, white pawn at e2 and white pawn at g2. White queen at d1, white bishop at e1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 3. Full move number is 20. Black to move.