1nbq2nr/2pppk1p/5p1b/pp1P4/PrN3p1/1P2PPPB/2P1K2P/1RBQ2NR w - - 2 15
FEN state: 1nbq2nr/2pppk1p/5p1b/pp1P4/PrN3p1/1P2PPPB/2P1K2P/1RBQ2NR w - - 2 15 ; Best move: c4a5
The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at c7, black pawn at d7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at f6 and black bishop at h6. Black pawn at a5, black pawn at b5 and white pawn at d5. White pawn at a4, black rook at b4, white knight at c4 and black pawn at g4. White pawn at b3, white pawn at e3, white pawn at f3, white pawn at g3 and white bishop at h3. White pawn at c2, white king at e2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 15. White to move.