1r1qk1nr/p1p1p3/n2p1ppb/1p5p/P1B1PNb1/2N2Q1P/1PPP1PP1/R1B2RK1 w k - 0 11
FEN state: 1r1qk1nr/p1p1p3/n2p1ppb/1p5p/P1B1PNb1/2N2Q1P/1PPP1PP1/R1B2RK1 w k - 0 11 ; Best move: a4b5
The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7 and black pawn at e7. Black knight at a6, black pawn at d6, black pawn at f6, black pawn at g6 and black bishop at h6. Black pawn at b5 and black pawn at h5. White pawn at a4, white bishop at c4, white pawn at e4, white knight at f4 and black bishop at g4. White knight at c3, white queen at f3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white rook at f1 and white king at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 11. White to move.