rn2qbnr/p1p4p/3ppk1p/1p3p2/2NPPP2/2P4P/PP2B2P/RQ2K1NR w - - 2 17
FEN state: rn2qbnr/p1p4p/3ppk1p/1p3p2/2NPPP2/2P4P/PP2B2P/RQ2K1NR w - - 2 17 ; Best move: c4e3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7 and black pawn at h7. Black pawn at d6, black pawn at e6, black king at f6 and black pawn at h6. Black pawn at b5 and black pawn at f5. White knight at c4, white pawn at d4, white pawn at e4 and white pawn at f4. White pawn at c3 and white pawn at h3. White pawn at a2, white pawn at b2, white bishop at e2 and white pawn at h2. White rook at a1, white queen at b1, white king at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 17. White to move.