rnb1kb1r/pp1pp1pp/2p5/1Bq2p2/P2P4/1PP1nN2/3K1PPP/RNBQ2R1 b kq - 1 10
FEN state: rnb1kb1r/pp1pp1pp/2p5/1Bq2p2/P2P4/1PP1nN2/3K1PPP/RNBQ2R1 b kq - 1 10 ; Best move: e3d1
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at c6. White bishop at b5, black queen at c5 and black pawn at f5. White pawn at a4 and white pawn at d4. White pawn at b3, white pawn at c3, black knight at e3 and white knight at f3. White king at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 10. Black to move.