r3k1nr/pb1p1p1p/n1p5/qpb1p1p1/4P1P1/1PP2P1B/P2PN2P/RNBQK2R w KQkq - 1 9
FEN state: r3k1nr/pb1p1p1p/n1p5/qpb1p1p1/4P1P1/1PP2P1B/P2PN2P/RNBQK2R w KQkq - 1 9 ; Best move: b3b4
The current state of the chess board is: Black rook at a8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at d7, black pawn at f7 and black pawn at h7. Black knight at a6 and black pawn at c6. Black queen at a5, black pawn at b5, black bishop at c5, black pawn at e5 and black pawn at g5. White pawn at e4 and white pawn at g4. White pawn at b3, white pawn at c3, white pawn at f3 and white bishop at h3. White pawn at a2, white pawn at d2, white knight at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1 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 9. White to move.