1r1q1k1r/pbpp1p1p/1Q5n/p3p1b1/3PP3/P7/1P1P1PPP/RNB1K1NR w KQ - 1 15
FEN state: 1r1q1k1r/pbpp1p1p/1Q5n/p3p1b1/3PP3/P7/1P1P1PPP/RNB1K1NR w KQ - 1 15 ; Best move: b6c5
The current state of the chess board is: Black rook at b8, black queen at d8, black king at f8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. White queen at b6 and black knight at h6. Black pawn at a5, black pawn at e5 and black bishop at g5. White pawn at d4 and white pawn at e4. White pawn at a3. White pawn at b2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, 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 15. White to move.