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.

Input: Consider Input: Given Relationship: 'look to', Sentence: 'Gabrielle looked at Xena who stood there stunned .'

Output: looked


Input: Consider Input: Given Relationship: 'be friend with', Sentence: 'Aykroyd was good friends with John Belushi , who recruited him for Saturday Night Live .'

Output: friends


Input: Consider Input: Given Relationship: 'be precursor to', Sentence: 'EGNOS is the precursor to Galileo , the full global satellite navigation system under development in Europe .'


Output: precursor