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 is now open for the forthcoming test administrations on January 21 and February 10 , 2007 .'

Ex Output:
open


Ex Input:
Given Relationship: 'arrive in', Sentence: 'Gauguin arrived in Arles by train early on 23 October .'

Ex Output:
arrived


Ex Input:
Given Relationship: 'be son of', Sentence: 'The well-established use of marriage in the Hebrew Testament as a metaphor for the profound love of God is , in the New Testament , reaffirmed through the gift of God 's son , Jesus Christ , to the church .'

Ex Output:

son