Detailed Instructions: 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.
Problem:Given Relationship: 'executive', Sentence: '" While this ranking is certainly a great external affirmation , what really matters is our responsibility to care for our patients and to advance the field of pediatric medicine , " says Steven M. Altschuler , MD , president and chief executive officer of the Children 's Hospital of Philadelphia .'
Solution:
executive