Question: What is the architectural design of the cathedral that contains 500 sculptures by Jay Hall Carpenter?
Sentence (from "Saldanha (Lisbon Metro)"): On December 28, 1996, the Yellow Line station's northern atrium was refurbished, and on May 17, 1997, the Yellow Line station's southern atrium was also refurbished, both based on the architectural design by Paulo Brito da Silva.
Relevant evidence: No