1nq1kb1r/1rpbp1p1/1n1pp3/pQ5p/P1B1PP2/1P4P1/2PP3P/RNB1K2R w k - 2 15
FEN state: 1nq1kb1r/1rpbp1p1/1n1pp3/pQ5p/P1B1PP2/1P4P1/2PP3P/RNB1K2R w k - 2 15 ; Best move: c4e6
The current state of the chess board is: Black knight at b8, black queen at c8, black king at e8, black bishop at f8 and black rook at h8. Black rook at b7, black pawn at c7, black bishop at d7, black pawn at e7 and black pawn at g7. Black knight at b6, black pawn at d6 and black pawn at e6. Black pawn at a5, white queen at b5 and black pawn at h5. White pawn at a4, white bishop at c4, white pawn at e4 and white pawn at f4. White pawn at b3 and white pawn at g3. White pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 15. White to move.