rn1qk2r/p1pbp2p/5n1b/1p1p1pp1/Q2P3P/P1P3PB/1P2PP2/RNB1K1NR w KQkq - 4 8
FEN state: rn1qk2r/p1pbp2p/5n1b/1p1p1pp1/Q2P3P/P1P3PB/1P2PP2/RNB1K1NR w KQkq - 4 8 ; Best move: a4b3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black bishop at d7, black pawn at e7 and black pawn at h7. Black knight at f6 and black bishop at h6. Black pawn at b5, black pawn at d5, black pawn at f5 and black pawn at g5. White queen at a4, white pawn at d4 and white pawn at h4. White pawn at a3, white pawn at c3, white pawn at g3 and white bishop at h3. White pawn at b2, 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 knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 4. Full move number is 8. White to move.