r3kbn1/7r/Q7/2pppppp/q2n2PP/P3P2R/1PpPBP2/RNB1K1N1 w q - 2 20
FEN state: r3kbn1/7r/Q7/2pppppp/q2n2PP/P3P2R/1PpPBP2/RNB1K1N1 w q - 2 20 ; Best move: a6g6
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black knight at g8. Black rook at h7. White queen at a6. Black pawn at c5, black pawn at d5, black pawn at e5, black pawn at f5, black pawn at g5 and black pawn at h5. Black queen at a4, black knight at d4, white pawn at g4 and white pawn at h4. White pawn at a3, white pawn at e3 and white rook at h3. White pawn at b2, black pawn at c2, white pawn at d2, white bishop at e2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white knight at g1. Black queenside is the only castle move available. Half move number is 2. Full move number is 20. White to move.