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.

Input: Consider Input: Sentence: 'Including cheap alprazolam alprazolam buy online Phentermine , Ambien , Xanax and many others .', Argument/Subject 1: 'xanax', Argument/Subject 2: 'online'

Output: buy

Input: Consider Input: Sentence: 'Gradually the official language of Ukrainian provinces under Poland was changed to Polish , while the upper classes in the Russian part of Ukraine used Russian widely .', Argument/Subject 1: 'polish', Argument/Subject 2: 'poland'

Output: be language of

Input: Consider Input: Sentence: 'Pakistan should realise that it can never take Kashmir by force from India .', Argument/Subject 1: 'indium', Argument/Subject 2: 'pakistan'
Output: take on