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

Relationship: 'be president of', Argument/Subject 1: 'george', Argument/Subject 2: 'unite state'
Among the speakers at the dedicatory service was Mr. George H. Stuart , president of the United States Christian Commission .

Relationship: 'be language of', Argument/Subject 1: 'swahilus', Argument/Subject 2: 'kenya'
The official language of Kenya is English whereas the national language is Swahili .

Relationship: 'be found by', Argument/Subject 1: 'buddhism', Argument/Subject 2: 'siddhartha gautama'
Buddhism is founded on the teachings of Siddhartha Gautama who lived between 563-483 B.C. Through meditation he attained enlightenment and became the Buddha .