4kbnr/2Qpqppp/1p2p3/1bP5/2r1NPP1/4P3/PP2NK1P/R1B2BR1 b k - 0 20
FEN state: 4kbnr/2Qpqppp/1p2p3/1bP5/2r1NPP1/4P3/PP2NK1P/R1B2BR1 b k - 0 20 ; Best move: e7h4
The current state of the chess board is: Black king at e8, black bishop at f8, black knight at g8 and black rook at h8. White queen at c7, black pawn at d7, black queen at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black pawn at e6. Black bishop at b5 and white pawn at c5. Black rook at c4, white knight at e4, white pawn at f4 and white pawn at g4. White pawn at e3. White pawn at a2, white pawn at b2, white knight at e2, white king at f2 and white pawn at h2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 20. Black to move.