Premise: The Clementine Chapel , also known as La Clementina , is a particular Roman Catholic chapel located within the underground necropolitan grottoes of Saint Peter 's Basilica in Vatican City . Open today for pilgrims , the site venerates the original pavonazzo marble monument placed there by Emperor Constantine , and was used in early medieval times to house the skull of St. Peter
Hypothesis: Clementine Chapel was only used to house St. Paul's skull.
Label: CONTRADICTION