2493
Stanley B. Prusiner of the  University of California  San Francisco (  UCSF  ) was awarded the Nobel Prize in physiology or medicine in 1997 for his discovery of Prions - a new biological principle of infection .
 alternate names: University of California, UCSF
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 alternate names: University of California, UCSF