rn1q1b1r/2pkp1p1/1p3P1n/pP1p3p/8/NQPN3P/P2PPPB1/R1B1K2b b Q - 0 13
FEN state: rn1q1b1r/2pkp1p1/1p3P1n/pP1p3p/8/NQPN3P/P2PPPB1/R1B1K2b b Q - 0 13 ; Best move: h1g2
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at c7, black king at d7, black pawn at e7 and black pawn at g7. Black pawn at b6, white pawn at f6 and black knight at h6. Black pawn at a5, white pawn at b5, black pawn at d5 and black pawn at h5. White knight at a3, white queen at b3, white pawn at c3, white knight at d3 and white pawn at h3. White pawn at a2, white pawn at d2, white pawn at e2, white pawn at f2 and white bishop at g2. White rook at a1, white bishop at c1, white king at e1 and black bishop at h1. White queenside is the only castle move available. Half move number is 0. Full move number is 13. Black to move.