Given the task definition, example input & output, solve the new input case.
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: Sentence: 'Harry glanced again at the raw looking thing that trembled and choked in the shadow beneath the distant chair.', Argument/Subject 1: 'Harry', Argument/Subject 2: 'raw looking thing'
Output: glance
The sentence contains the generated relationship - glance, mentioned between two subjects - Harry and raw looking thing

New input case for you: Sentence: 'The report of the Commission for Assistance to a Free Cuba submitted to the U.S. President recommends toughening the embargo against Cuba and its enforcement and offering substantial assistance to the opposition forces of the island nation , including through a specially created fund for transition .', Argument/Subject 1: 'commission', Argument/Subject 2: 'president'
Output:
submit report to