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.

Example Input: Sentence: 'Buy V-RX Va herbal alternative to Viagra from the online sex store at SexyFun.co.uk .', Argument/Subject 1: 'viagra', Argument/Subject 2: 'online'
Example Output: buy

Example Input: Sentence: 'Liberia primary language is English , which is taught in the school system .', Argument/Subject 1: 'english', Argument/Subject 2: 'liberium'
Example Output: be language of

Example Input: Sentence: 'Lincoln is reelected as President .', Argument/Subject 1: 'lincoln', Argument/Subject 2: 'president'
Example Output:
be reelect