r3kbr1/N3p1pp/p2p3B/qp6/4b2P/PP3P1N/2P5/R2K3R b q - 0 23
FEN state: r3kbr1/N3p1pp/p2p3B/qp6/4b2P/PP3P1N/2P5/R2K3R b q - 0 23 ; Best move: e4f3
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at g8. White knight at a7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at d6 and white bishop at h6. Black queen at a5 and black pawn at b5. Black bishop at e4 and white pawn at h4. White pawn at a3, white pawn at b3, white pawn at f3 and white knight at h3. White pawn at c2. White rook at a1, white king at d1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 23. Black to move.