rnb3n1/5p1r/1p1pk1p1/pP2p3/Q1p1NP1p/b1P5/P2PP1qP/R1B1KBR1 w Q - 0 25
FEN state: rnb3n1/5p1r/1p1pk1p1/pP2p3/Q1p1NP1p/b1P5/P2PP1qP/R1B1KBR1 w Q - 0 25 ; Best move: f1g2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black knight at g8. Black pawn at f7 and black rook at h7. Black pawn at b6, black pawn at d6, black king at e6 and black pawn at g6. Black pawn at a5, white pawn at b5 and black pawn at e5. White queen at a4, black pawn at c4, white knight at e4, white pawn at f4 and black pawn at h4. Black bishop at a3 and white pawn at c3. White pawn at a2, white pawn at d2, white pawn at e2, black queen at g2 and white pawn at h2. White rook at a1, white bishop at c1, 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 0. Full move number is 25. White to move.