Disambiguation evidence for Grottoes of Saint Peter’s Basilica via surface form

"Grottoes of Saint Peter's Basilica, Vatican City"

Triples (1)

Triples where some other subject referred to this entity as "Grottoes of Saint Peter's Basilica, Vatican City".

Pope John Paul I → burialPlace →
"Grottoes of Saint Peter's Basilica, Vatican City"
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linked to: the Smiling Pope