r1b2bkr/p1np2p1/1p3p1p/P1Pnp2P/2q1P3/N1P3P1/QP1B1P1R/R3KBN1 w Q - 1 15
FEN state: r1b2bkr/p1np2p1/1p3p1p/P1Pnp2P/2q1P3/N1P3P1/QP1B1P1R/R3KBN1 w Q - 1 15 ; Best move: f1c4
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black king at g8 and black rook at h8. Black pawn at a7, black knight at c7, black pawn at d7 and black pawn at g7. Black pawn at b6, black pawn at f6 and black pawn at h6. White pawn at a5, white pawn at c5, black knight at d5, black pawn at e5 and white pawn at h5. Black queen at c4 and white pawn at e4. White knight at a3, white pawn at c3 and white pawn at g3. White queen at a2, white pawn at b2, white bishop at d2, white pawn at f2 and white rook at h2. White rook at a1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 1. Full move number is 15. White to move.