rnbq1kn1/1ppp3r/pb4p1/4pp1p/Q7/N1PPPPPN/PP1B3P/R3K1RB w - - 2 15
FEN state: rnbq1kn1/1ppp3r/pb4p1/4pp1p/Q7/N1PPPPPN/PP1B3P/R3K1RB w - - 2 15 ; Best move: a3c4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at f8 and black knight at g8. Black pawn at b7, black pawn at c7, black pawn at d7 and black rook at h7. Black pawn at a6, black bishop at b6 and black pawn at g6. Black pawn at e5, black pawn at f5 and black pawn at h5. White queen at a4. White knight at a3, white pawn at c3, white pawn at d3, white pawn at e3, white pawn at f3, white pawn at g3 and white knight at h3. White pawn at a2, white pawn at b2, white bishop at d2 and white pawn at h2. White rook at a1, white king at e1, white rook at g1 and white bishop at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 15. White to move.