r2qk1nr/pb4pp/2pp2n1/5p2/1pB1Pp1P/1P1Pb1P1/PRP1N3/3KQ2R b kq - 0 17
FEN state: r2qk1nr/pb4pp/2pp2n1/5p2/1pB1Pp1P/1P1Pb1P1/PRP1N3/3KQ2R b kq - 0 17 ; Best move: f5e4
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at g7 and black pawn at h7. Black pawn at c6, black pawn at d6 and black knight at g6. Black pawn at f5. Black pawn at b4, white bishop at c4, white pawn at e4, black pawn at f4 and white pawn at h4. White pawn at b3, white pawn at d3, black bishop at e3 and white pawn at g3. White pawn at a2, white rook at b2, white pawn at c2 and white knight at e2. White king at d1, white queen at e1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 17. Black to move.