1rb1kb1r/4pppp/2p2n2/1Q6/3P2n1/P4P1P/1P1qP1K1/RNB2BNR w k - 2 15
FEN state: 1rb1kb1r/4pppp/2p2n2/1Q6/3P2n1/P4P1P/1P1qP1K1/RNB2BNR w k - 2 15 ; Best move: b5c6
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at c6 and black knight at f6. White queen at b5. White pawn at d4 and black knight at g4. White pawn at a3, white pawn at f3 and white pawn at h3. White pawn at b2, black queen at d2, white pawn at e2 and white king at g2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1, white knight at g1 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.