r1b1kbnr/ppp2q1p/2npp1p1/5p2/1P2P3/2NP1P2/P1PQ2PP/R1B1KBNR w KQkq - 1 8
FEN state: r1b1kbnr/ppp2q1p/2npp1p1/5p2/1P2P3/2NP1P2/P1PQ2PP/R1B1KBNR w KQkq - 1 8 ; Best move: b4b5
The current state of the chess board is: Black rook at a8, 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 queen at f7 and black pawn at h7. Black knight at c6, black pawn at d6, black pawn at e6 and black pawn at g6. Black pawn at f5. White pawn at b4 and white pawn at e4. White knight at c3, white pawn at d3 and white pawn at f3. White pawn at a2, white pawn at c2, white queen at d2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1, 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 1. Full move number is 8. White to move.