Question: What is the main church in the town in which Grethe Mathiesen was born?
Sentence (from "Las Piñas Nature Church"): The Las Piñas Nature Church, also known as the Mary Immaculate Parish Church, is a Roman Catholic church located in Moonwalk Village, Talon V in Las Piñas, Metro Manila, Philippines, known for its "nature theme" representing the ideas of then parish priest Fr Pierino Rogliardi and the architectural advocacy of chosen Filipino architect Francisco Mañosa.
Relevant evidence: No