rn2kb1r/3n4/b1p3pp/p2p1pN1/P3q1PP/1PPpPP2/3B2K1/1RQ2R2 b kq - 0 23
FEN state: rn2kb1r/3n4/b1p3pp/p2p1pN1/P3q1PP/1PPpPP2/3B2K1/1RQ2R2 b kq - 0 23 ; Best move: e4e7
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black knight at d7. Black bishop at a6, black pawn at c6, black pawn at g6 and black pawn at h6. Black pawn at a5, black pawn at d5, black pawn at f5 and white knight at g5. White pawn at a4, black queen at e4, white pawn at g4 and white pawn at h4. White pawn at b3, white pawn at c3, black pawn at d3, white pawn at e3 and white pawn at f3. White bishop at d2 and white king at g2. White rook at b1, white queen at c1 and white rook at f1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 23. Black to move.