1rq1nkr1/pNpp1pp1/1pP5/n3p3/3Q1B1p/2P4N/PP2PPPP/3RKB1R b K - 6 17
FEN state: 1rq1nkr1/pNpp1pp1/1pP5/n3p3/3Q1B1p/2P4N/PP2PPPP/3RKB1R b K - 6 17 ; Best move: e5d4
The current state of the chess board is: Black rook at b8, black queen at c8, black knight at e8, black king at f8 and black rook at g8. Black pawn at a7, white knight at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at g7. Black pawn at b6 and white pawn at c6. Black knight at a5 and black pawn at e5. White queen at d4, white bishop at f4 and black pawn at h4. White pawn at c3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 6. Full move number is 17. Black to move.