2k1rb1r/p1pqp1pp/n3Np1n/3p4/p4P2/1P1PP1P1/1B1P2BP/R2QK1NR b KQ - 0 13
FEN state: 2k1rb1r/p1pqp1pp/n3Np1n/3p4/p4P2/1P1PP1P1/1B1P2BP/R2QK1NR b KQ - 0 13 ; Best move: d7e6
The current state of the chess board is: Black king at c8, black rook at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black queen at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black knight at a6, white knight at e6, black pawn at f6 and black knight at h6. Black pawn at d5. Black pawn at a4 and white pawn at f4. White pawn at b3, white pawn at d3, white pawn at e3 and white pawn at g3. White bishop at b2, white pawn at d2, white bishop at g2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1, 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.