rn3b1r/1pp1k2p/p1b1pppn/2Pp4/PP1KPP2/RB6/1B1PQ1PP/1N4NR w - - 3 17
FEN state: rn3b1r/1pp1k2p/p1b1pppn/2Pp4/PP1KPP2/RB6/1B1PQ1PP/1N4NR w - - 3 17 ; Best move: e4d5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black king at e7 and black pawn at h7. Black pawn at a6, black bishop at c6, black pawn at e6, black pawn at f6, black pawn at g6 and black knight at h6. White pawn at c5 and black pawn at d5. White pawn at a4, white pawn at b4, white king at d4, white pawn at e4 and white pawn at f4. White rook at a3 and white bishop at b3. White bishop at b2, white pawn at d2, white queen at e2, white pawn at g2 and white pawn at h2. White knight at b1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 17. White to move.