Castle Rock Estate is an Australian winery based at Porongurup, in the Great Southern wine region of Western Australia. According to prominent Australian wine writer James Halliday, it has an exceptionally beautifully sited and immaculately maintained vineyard, winery and cellar door sales area with sweeping vistas from the Porongurups.

Based on that paragraph can we conclude that this sentence is true?
Castle Rock Estate has been written about by prominent wine writer James Halliday.
Yes