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: 'Liberia primary language is English , which is taught in the school system .', Argument/Subject 1: 'english', Argument/Subject 2: 'liberium'

Ex Output:
be language of


Ex Input:
Sentence: 'The elected officers of the Society shall be a President , a Vice-President , a Secretary and a Treasurer .', Argument/Subject 1: 'president', Argument/Subject 2: 'society'

Ex Output:
be officer of


Ex Input:
Sentence: 'The Auditor-General shall be appointed by the President after consultation with the Public Service Commission .', Argument/Subject 1: 'auditor-general', Argument/Subject 2: 'president'

Ex Output:

be appoint by