rnb1k2r/p1pp1ppp/7n/1p2p2N/1bP5/P4PPP/1P1BP2R/RN1QKB2 b Qkq - 0 10
FEN state: rnb1k2r/p1pp1ppp/7n/1p2p2N/1bP5/P4PPP/1P1BP2R/RN1QKB2 b Qkq - 0 10 ; Best move: b4d2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at h6. Black pawn at b5, black pawn at e5 and white knight at h5. Black bishop at b4 and white pawn at c4. White pawn at a3, white pawn at f3, white pawn at g3 and white pawn at h3. White pawn at b2, white bishop at d2, white pawn at e2 and white rook at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1 and white bishop at f1. White queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.