Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.

[Q]: Sentence: 'Champagne refers to a Sparkling Wine from France 's Champagne region .', Argument/Subject 1: 'champagne', Argument/Subject 2: 'france'
[A]: be region of

[Q]: Sentence: 'Bikram yoga is one of the forms of yoga that is radically different from other forms of yoga .', Argument/Subject 1: 'bikram yoga', Argument/Subject 2: 'yoga'
[A]: be form of

[Q]: Sentence: 'John and Sarah 's daughter Ellen married Samuel J. Johnson , the son of a neighboring Red River settler .', Argument/Subject 1: 'john', Argument/Subject 2: 'sarah'
[A]:
be marry to