1rb1kbnr/ppp1p1pp/3q1p2/n7/3pP1P1/1QPP3B/PP2NP1P/R1B1K1NR w KQk - 4 10
FEN state: 1rb1kbnr/ppp1p1pp/3q1p2/n7/3pP1P1/1QPP3B/PP2NP1P/R1B1K1NR w KQk - 4 10 ; Best move: b3a4
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7, black pawn at g7 and black pawn at h7. Black queen at d6 and black pawn at f6. Black knight at a5. Black pawn at d4, white pawn at e4 and white pawn at g4. White queen at b3, white pawn at c3, white pawn at d3 and white bishop at h3. White pawn at a2, white pawn at b2, white knight at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 4. Full move number is 10. White to move.