Original: Knock's notability derives from the Apparition of 1879, when, at 8.00PM on 21 August 1879, it was reported that the Virgin Mary, together with St Joseph and St John the Evangelist, appeared to local people.
Simplified: At 8.00PM on 21 August 1879, it was reported that the Virgin Mary, together with St Joseph and St John the Evangelist, appeared to local people.