1rbqkb1r/p2ppp1p/8/1pp1P1p1/2PP3P/N2P4/PP1K1N2/R1BQ1B1R w k - 0 15
FEN state: 1rbqkb1r/p2ppp1p/8/1pp1P1p1/2PP3P/N2P4/PP1K1N2/R1BQ1B1R w k - 0 15 ; Best move: d4c5
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at b5, black pawn at c5, white pawn at e5 and black pawn at g5. White pawn at c4, white pawn at d4 and white pawn at h4. White knight at a3 and white pawn at d3. White pawn at a2, white pawn at b2, white king at d2 and white knight at f2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 15. White to move.