Complex sentence: The Church in Al Bouhairy is St Maroun (in Arabic Mar Maroun) they celebrate its feast in July 28 (Rouhban Mar Maroun feast).
Split into simpler sentences: The Church in Al Bouhairi is dedicated to "Saint Maroun" (in Arabic Mar Maroun). Its feast day is celebrated on July 28 (Monks of Saint Maroun, Rouhban Mar Maroun feast).