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.

Ex Input:
Sentence: 'The city of Tokyo is the capital of Japan and the tourists visit it round the year .', Argument/Subject 1: 'tokyo', Argument/Subject 2: 'japan'

Ex Output:
be capital city of


Ex Input:
Sentence: 'Thank you President elect Obama for inviting Rick Warren to your inauguration .', Argument/Subject 1: 'president', Argument/Subject 2: 'obama'

Ex Output:
elect


Ex Input:
Sentence: 'The Origins of Linux - Linus Torvalds Linus Torvalds , the creator of the operating system phenomenon Linux , tells the story of how he went from writing code as a graduate student in Helsinki in the early 1990s to ...', Argument/Subject 1: 'linus torvald', Argument/Subject 2: 'linux'

Ex Output:

be creator of