r1bqk2r/1p1p1pbp/2n4n/p1p1p1p1/4P3/N3K2N/PPPP1PPP/R1BQ1BR1 w kq - 4 8
FEN state: r1bqk2r/1p1p1pbp/2n4n/p1p1p1p1/4P3/N3K2N/PPPP1PPP/R1BQ1BR1 w kq - 4 8 ; Best move: d1h5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at f7, black bishop at g7 and black pawn at h7. Black knight at c6 and black knight at h6. Black pawn at a5, black pawn at c5, black pawn at e5 and black pawn at g5. White pawn at e4. White knight at a3, white king at e3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 8. White to move.