From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

Ex Input:
Given Relationship: 'open on', Sentence: 'Registration for Cybernet Expo will open in February .'

Ex Output:
open

Ex Input:
Given Relationship: 'open in', Sentence: 'Registration will open in late May for the ensuing Fall Flag Football season .'

Ex Output:
open

Ex Input:
Given Relationship: 'be basketball team base in', Sentence: 'Houston Rockets315 viewsThe Houston Rockets are an American professional basketball team based in Houston , Texas .'

Ex Output:
basketball