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.

Q: Given Relationship: 'be republican on', Sentence: 'Charles Grassley of Iowa , the top Republican on the Senate Finance Committee , said , " If our law officers are overlooking the E.U. 's frozen assets list , they 're missing an obvious piece of the anti-terrorism pie . "'

A: Republican
****
Q: Given Relationship: 'be son of', Sentence: 'Phinehas son of Eleazar had been in charge of the gatekeepers in earlier times , and the LORD had been with him .'

A: son
****
Q: Given Relationship: 'return to', Sentence: 'Stardust Coming Back to Earth NASA Stardust spacecraft is returning to Earth on January 15 with the first direct samples of a comet and interstellar space dust .'

A:
returning
****