r2Bk2r/1ppn1ppp/p2b3n/1b1pp3/3P4/1PQ4N/P1PNPPPP/R2K1B1R b kq - 0 10
FEN state: r2Bk2r/1ppn1ppp/p2b3n/1b1pp3/3P4/1PQ4N/P1PNPPPP/R2K1B1R b kq - 0 10 ; Best move: e5d4
The current state of the chess board is: Black rook at a8, white bishop at d8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7, black knight at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black bishop at d6 and black knight at h6. Black bishop at b5, black pawn at d5 and black pawn at e5. White pawn at d4. White pawn at b3, white queen at c3 and white knight at h3. White pawn at a2, white pawn at c2, white knight at d2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white king at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.