2bqkbr1/3p1ppp/r3p2R/ppp2N2/PP1n4/B1P1PPP1/8/R2QKnN1 b Q - 3 13
FEN state: 2bqkbr1/3p1ppp/r3p2R/ppp2N2/PP1n4/B1P1PPP1/8/R2QKnN1 b Q - 3 13 ; Best move: d4f5
The current state of the chess board is: Black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black rook at a6, black pawn at e6 and white rook at h6. Black pawn at a5, black pawn at b5, black pawn at c5 and white knight at f5. White pawn at a4, white pawn at b4 and black knight at d4. White bishop at a3, white pawn at c3, white pawn at e3, white pawn at f3 and white pawn at g3. White rook at a1, white queen at d1, white king at e1, black knight at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 3. Full move number is 13. Black to move.