1rb1k2r/1p1nppb1/p5p1/2p4p/2P1nP2/1qNB2P1/PP1P3P/R1B1K1NR b k - 1 17
FEN state: 1rb1k2r/1p1nppb1/p5p1/2p4p/2P1nP2/1qNB2P1/PP1P3P/R1B1K1NR b k - 1 17 ; Best move: b3b6
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at e7, black pawn at f7 and black bishop at g7. Black pawn at a6 and black pawn at g6. Black pawn at c5 and black pawn at h5. White pawn at c4, black knight at e4 and white pawn at f4. Black queen at b3, white knight at c3, white bishop at d3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 17. Black to move.