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: 'But Obama supporters can have at least some solace to know that there has been no recent Pennsylvania poll with McCain leading Obama .', Argument/Subject 1: 'mccain', Argument/Subject 2: 'obama'

A: lead
****
Q: Sentence: 'US Fish and Wildlife Service held a public meeting at Newington Town Hall to discuss plans for de-staffing the Great Bay National Wildlife Refuge .', Argument/Subject 1: 'service', Argument/Subject 2: 'town hall'

A: be hold in
****
Q: Sentence: 'Cross over to Latin America and Spanish is ubiquitous apart from Brazil where Portuguese is the mother tongue and a fairly easy language to master but not much use for either worldwide business or travel .', Argument/Subject 1: 'portuguese', Argument/Subject 2: 'brazil'

A:
be language of
****