Detailed Instructions: Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.
Problem:Relationship: 'be province in', Argument/Subject 1: 'ontario', Argument/Subject 2: 'canada'
Solution:
Ontario is Canada 's most populous province , with an estimated 12.28 million people in October 2003 , or 38.7 % of the population .