r3kb2/pp1b1pr1/3pp1pp/3qPn2/P1p3PP/1P2PNN1/2PB1P1R/R2K1B2 b q - 0 20
FEN state: r3kb2/pp1b1pr1/3pp1pp/3qPn2/P1p3PP/1P2PNN1/2PB1P1R/R2K1B2 b q - 0 20 ; Best move: f5g3
The current state of the chess board is: Black rook at a8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black bishop at d7, black pawn at f7 and black rook at g7. Black pawn at d6, black pawn at e6, black pawn at g6 and black pawn at h6. Black queen at d5, white pawn at e5 and black knight at f5. White pawn at a4, black pawn at c4, white pawn at g4 and white pawn at h4. White pawn at b3, white pawn at e3, white knight at f3 and white knight at g3. White pawn at c2, white bishop at d2, white pawn at f2 and white rook at h2. White rook at a1, white king at d1 and white bishop at f1. Black queenside is the only castle move available. Half move number is 0. Full move number is 20. Black to move.