1nrq1bnr/ppN1pk2/B1p3p1/1b3p1p/3p4/NPPPP1PP/P4PR1/R1BQK3 w Q - 2 17
FEN state: 1nrq1bnr/ppN1pk2/B1p3p1/1b3p1p/3p4/NPPPP1PP/P4PR1/R1BQK3 w Q - 2 17 ; Best move: c7b5
The current state of the chess board is: Black knight at b8, black rook at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, white knight at c7, black pawn at e7 and black king at f7. White bishop at a6, black pawn at c6 and black pawn at g6. Black bishop at b5, black pawn at f5 and black pawn at h5. Black pawn at d4. White knight at a3, white pawn at b3, white pawn at c3, white pawn at d3, white pawn at e3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at f2 and white rook at g2. White rook at a1, white bishop at c1, white queen at d1 and white king at e1. White queenside is the only castle move available. Half move number is 2. Full move number is 17. White to move.