rn2kbnr/1p2p1p1/p2p3p/2pPqb2/N1P1Pp1P/3B1P2/PP3KPR/R1BQ2N1 w k - 1 15
FEN state: rn2kbnr/1p2p1p1/p2p3p/2pPqb2/N1P1Pp1P/3B1P2/PP3KPR/R1BQ2N1 w k - 1 15 ; Best move: e4f5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at e7 and black pawn at g7. Black pawn at a6, black pawn at d6 and black pawn at h6. Black pawn at c5, white pawn at d5, black queen at e5 and black bishop at f5. White knight at a4, white pawn at c4, white pawn at e4, black pawn at f4 and white pawn at h4. White bishop at d3 and white pawn at f3. White pawn at a2, white pawn at b2, white king at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1 and white knight at g1. Black kingside is the only castle move available. Half move number is 1. Full move number is 15. White to move.