r3k3/pppqp1br/3p1p2/3n2pp/3B2bP/1PPP1PP1/P2KQP2/RN3BNR w q - 1 15
FEN state: r3k3/pppqp1br/3p1p2/3n2pp/3B2bP/1PPP1PP1/P2KQP2/RN3BNR w q - 1 15 ; Best move: f3g4
The current state of the chess board is: Black rook at a8 and black king at e8. Black pawn at a7, black pawn at b7, black pawn at c7, black queen at d7, black pawn at e7, black bishop at g7 and black rook at h7. Black pawn at d6 and black pawn at f6. Black knight at d5, black pawn at g5 and black pawn at h5. White bishop at d4, black bishop at g4 and white pawn at h4. White pawn at b3, white pawn at c3, white pawn at d3, white pawn at f3 and white pawn at g3. White pawn at a2, white king at d2, white queen at e2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 15. White to move.