rn1q1bn1/3p1k1r/b4p1p/1pP1p1p1/1P1BP3/3P1P2/P5PP/RQ2KBNR b KQ - 0 13
FEN state: rn1q1bn1/3p1k1r/b4p1p/1pP1p1p1/1P1BP3/3P1P2/P5PP/RQ2KBNR b KQ - 0 13 ; Best move: e5d4
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 knight at g8. Black pawn at d7, black king at f7 and black rook at h7. Black bishop at a6, black pawn at f6 and black pawn at h6. Black pawn at b5, white pawn at c5, black pawn at e5 and black pawn at g5. White pawn at b4, white bishop at d4 and white pawn at e4. White pawn at d3 and white pawn at f3. White pawn at a2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at b1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 13. Black to move.