r1bqk2r/1pp1bp2/p1n1p1pp/3p1PN1/2n5/PP1QP1P1/2P4P/RNB1KBR1 b Qkq - 1 13
FEN state: r1bqk2r/1pp1bp2/p1n1p1pp/3p1PN1/2n5/PP1QP1P1/2P4P/RNB1KBR1 b Qkq - 1 13 ; Best move: c4e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7, black bishop at e7 and black pawn at f7. Black pawn at a6, black knight at c6, black pawn at e6, black pawn at g6 and black pawn at h6. Black pawn at d5, white pawn at f5 and white knight at g5. Black knight at c4. White pawn at a3, white pawn at b3, white queen at d3, white pawn at e3 and white pawn at g3. White pawn at c2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 13. Black to move.