2b2bnr/1p1pPk2/3r1p1p/p1p3p1/P1P1P1PP/1n6/q2PN1R1/RNBQKB2 w Q - 11 20
FEN state: 2b2bnr/1p1pPk2/3r1p1p/p1p3p1/P1P1P1PP/1n6/q2PN1R1/RNBQKB2 w Q - 11 20 ; Best move: e7f8q
The current state of the chess board is: Black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, white pawn at e7 and black king at f7. Black rook at d6, black pawn at f6 and black pawn at h6. Black pawn at a5, black pawn at c5 and black pawn at g5. White pawn at a4, white pawn at c4, white pawn at e4, white pawn at g4 and white pawn at h4. Black knight at b3. Black queen at a2, white pawn at d2, white knight at e2 and white rook at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 11. Full move number is 20. White to move.