r1b4r/p1qpk3/1pp1pn2/2P2ppP/Pn2P3/7P/1PP1NP2/R2QKBNR b KQ - 0 13
FEN state: r1b4r/p1qpk3/1pp1pn2/2P2ppP/Pn2P3/7P/1PP1NP2/R2QKBNR b KQ - 0 13 ; Best move: f6e4
The current state of the chess board is: Black rook at a8, black bishop at c8 and black rook at h8. Black pawn at a7, black queen at c7, black pawn at d7 and black king at e7. Black pawn at b6, black pawn at c6, black pawn at e6 and black knight at f6. White pawn at c5, black pawn at f5, black pawn at g5 and white pawn at h5. White pawn at a4, black knight at b4 and white pawn at e4. White pawn at h3. White pawn at b2, white pawn at c2, white knight at e2 and white pawn at f2. White rook at a1, white queen at d1, 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.