rnb3nr/pp2kpb1/2q1p2p/2p1PPp1/B2p2P1/N1P2Q1N/PP1P3P/R1B2KR1 w - - 7 17
FEN state: rnb3nr/pp2kpb1/2q1p2p/2p1PPp1/B2p2P1/N1P2Q1N/PP1P3P/R1B2KR1 w - - 7 17 ; Best move: a4c6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at e7, black pawn at f7 and black bishop at g7. Black queen at c6, black pawn at e6 and black pawn at h6. Black pawn at c5, white pawn at e5, white pawn at f5 and black pawn at g5. White bishop at a4, black pawn at d4 and white pawn at g4. White knight at a3, white pawn at c3, white queen at f3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white king at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 7. Full move number is 17. White to move.