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.

Given Relationship: 'be chair by', Sentence: 'The Board Treasurer is the Finance Committee chair .'
chair

Given Relationship: 'betray', Sentence: 'Gethsemane was the place where Jesus prayed shortly before being betrayed by Judas and arrested by the Romans .'
betrayed

Given Relationship: 'be city in', Sentence: 'Thessaloniki is the second largest city in Greece , known as Salonica by locals .'

city