r1bqkb1r/p1ppn2p/8/1p3pp1/Pn1Pp3/2P2NPP/3QPP2/RNB1KB1R b KQkq - 0 10
FEN state: r1bqkb1r/p1ppn2p/8/1p3pp1/Pn1Pp3/2P2NPP/3QPP2/RNB1KB1R b KQkq - 0 10 ; Best move: e4f3
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black knight at e7 and black pawn at h7. Black pawn at b5, black pawn at f5 and black pawn at g5. White pawn at a4, black knight at b4, white pawn at d4 and black pawn at e4. White pawn at c3, white knight at f3, white pawn at g3 and white pawn at h3. White queen at d2, white pawn at e2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.