rnb2b1r/1p2p2p/2p1ppkn/p5p1/1PP2qP1/N6P/P2PQP2/R1B1KBNR w KQ - 1 11
FEN state: rnb2b1r/1p2p2p/2p1ppkn/p5p1/1PP2qP1/N6P/P2PQP2/R1B1KBNR w KQ - 1 11 ; Best move: b4b5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at e7 and black pawn at h7. Black pawn at c6, black pawn at e6, black pawn at f6, black king at g6 and black knight at h6. Black pawn at a5 and black pawn at g5. White pawn at b4, white pawn at c4, black queen at f4 and white pawn at g4. White knight at a3 and white pawn at h3. White pawn at a2, white pawn at d2, white queen at e2 and white pawn at f2. 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 and white queenside castles are available. Half move number is 1. Full move number is 11. White to move.