r1b1kb1r/2q2ppp/pp1pp3/2pPN3/P1P5/7P/RP1P1PPR/1NBQ1K2 b kq - 0 13
FEN state: r1b1kb1r/2q2ppp/pp1pp3/2pPN3/P1P5/7P/RP1P1PPR/1NBQ1K2 b kq - 0 13 ; Best move: d6e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black queen at c7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at d6 and black pawn at e6. Black pawn at c5, white pawn at d5 and white knight at e5. White pawn at a4 and white pawn at c4. White pawn at h3. White rook at a2, white pawn at b2, white pawn at d2, white pawn at f2, white pawn at g2 and white rook at h2. White knight at b1, white bishop at c1, white queen at d1 and white king at f1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. Black to move.