1r2kb1r/p1p1n1p1/n6p/P2ppP2/1pb2q2/B2P3P/R1PQBPP1/1N1K2NR w k - 3 19
FEN state: 1r2kb1r/p1p1n1p1/n6p/P2ppP2/1pb2q2/B2P3P/R1PQBPP1/1N1K2NR w k - 3 19 ; Best move: d2f4
The current state of the chess board is: Black rook at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black knight at e7 and black pawn at g7. Black knight at a6 and black pawn at h6. White pawn at a5, black pawn at d5, black pawn at e5 and white pawn at f5. Black pawn at b4, black bishop at c4 and black queen at f4. White bishop at a3, white pawn at d3 and white pawn at h3. White rook at a2, white pawn at c2, white queen at d2, white bishop at e2, white pawn at f2 and white pawn at g2. White knight at b1, white king at d1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 3. Full move number is 19. White to move.