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 secretary-general of', Sentence: 'Secretary-General Ban Ki-moon appointed Kiyotaka Akasaka of Japan as United Nations Under-Secretary-General for Communications and Public Information on April 1 2007 .'

A: Secretary-General
****
Q: Given Relationship: 'support by', Sentence: 'The U.S. Department of Energy , the National Science Foundation , the National Institutes of Health 's National Institute of General Medical Sciences , and Columbia 's Center for Advanced Technology in Information Management are supporting the research .'

A: supporting
****
Q: Given Relationship: 'be river in', Sentence: 'Bronze Age Celtic tribal groups lived in that region before migrating up the Danube river system into northwestern Europe .'

A:
river
****