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: 'be form of', Sentence: 'This suggests that ATIVAN is a very buried form of ASD.'

Output: form

Input: Consider Input: Given Relationship: 'be president of', Sentence: 'Egypt 's President Hosni Mubarak is receiving tomorrow Palestinian President Yasser Arafat who is visiting Egypt before heading to Washington to attend the three-way summit that was urged on by the U.S President Bill Clinton and will be attended by Arafat and Israeli Prime Minister Ehud Barak .'

Output: President

Input: Consider Input: Given Relationship: 'be professor at', Sentence: 'Dr. Randy Pausch , professor at Carnegie Mellon and author of The Last Lecture , may not know the exact date of his death but he knows he has months , not years , to live due to metastasizing pancreatic cancer .'
Output: professor