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: 'Copernicus went on to attend Cracow University where he studied optics and mathematics .', Argument/Subject 1: 'copernicus', Argument/Subject 2: 'cracow'
[A]: attend university of


[Q]: Sentence: 'Engineers continued to review photographs of the affected area to determine whether it could pose a problem when Atlantis returns to Earth .', Argument/Subject 1: 'atlanti', Argument/Subject 2: 'earth'
[A]: return to


[Q]: Sentence: 'She has spent over 25 months altogether in Peru and is fluent in Spanish and Quechua , the primary native language of Peru , Ecuador , and Bolivia .', Argument/Subject 1: 'spanish', Argument/Subject 2: 'peru'
[A]:
be language of