1nb1kb1r/rp1p1pp1/3q1n2/p1p2PPp/1Q1Pp3/P1P4P/R3P1B1/1NBK2NR w k - 1 15
FEN state: 1nb1kb1r/rp1p1pp1/3q1n2/p1p2PPp/1Q1Pp3/P1P4P/R3P1B1/1NBK2NR w k - 1 15 ; Best move: b4c5
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at d7, black pawn at f7 and black pawn at g7. Black queen at d6 and black knight at f6. Black pawn at a5, black pawn at c5, white pawn at f5, white pawn at g5 and black pawn at h5. White queen at b4, white pawn at d4 and black pawn at e4. White pawn at a3, white pawn at c3 and white pawn at h3. White rook at a2, white pawn at e2 and white bishop at g2. White knight at b1, white bishop at c1, white king at d1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 15. White to move.