r1b2knr/1ppp1pp1/n3p3/p3P3/6Qp/bP2P2N/P1P2P1P/RN2KBR1 w Q - 1 12
FEN state: r1b2knr/1ppp1pp1/n3p3/p3P3/6Qp/bP2P2N/P1P2P1P/RN2KBR1 w Q - 1 12 ; Best move: g4g7
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at g7. Black knight at a6 and black pawn at e6. Black pawn at a5 and white pawn at e5. White queen at g4 and black pawn at h4. Black bishop at a3, white pawn at b3, white pawn at e3 and white knight at h3. White pawn at a2, white pawn at c2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 1. Full move number is 12. White to move.