r3qb1r/pb2kpp1/np1p3p/2p1p3/1P1PnK2/B1PBPP1N/P5PP/RNQ4R w - - 0 17
FEN state: r3qb1r/pb2kpp1/np1p3p/2p1p3/1P1PnK2/B1PBPP1N/P5PP/RNQ4R w - - 0 17 ; Best move: d4e5
The current state of the chess board is: Black rook at a8, black queen at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black bishop at b7, black king at e7, black pawn at f7 and black pawn at g7. Black knight at a6, black pawn at b6, black pawn at d6 and black pawn at h6. Black pawn at c5 and black pawn at e5. White pawn at b4, white pawn at d4, black knight at e4 and white king at f4. White bishop at a3, white pawn at c3, white bishop at d3, white pawn at e3, white pawn at f3 and white knight at h3. White pawn at a2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at c1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. White to move.