Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.

[EX Q]: Relationship: 'return to', Argument/Subject 1: 'franklin', Argument/Subject 2: 'philadelphium'
[EX A]: Franklin returned to Philadelphia in 1775 .

[EX Q]: Relationship: 'elect of', Argument/Subject 1: 'president', Argument/Subject 2: 'unite state of america'
[EX A]: The world witnessed unusual character education programs in action on Nov. 4 , 2008 , when the US citizens elected the first-ever Afro-American as President of the United States of America .

[EX Q]: Relationship: 'be approve by', Argument/Subject 1: 'vioxx', Argument/Subject 2: 'fda'
[EX A]:
By the time the FDA approved Vioxx as safe and effective , Merck had completed approximately 60 studies in thousands of patients .