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Holub died on April 27, 2010 at his home in Noe Valley, San Francisco at the age of 93. With news of his passing, the Cantor Arts Center at Stanford University held an exhibition titled ``Life & Legacy: Leo Holub Photographs and Contemporary Artists' Prints,'' which ended November 7, 2010.
 place of death: Leo Holub, Noe Valley, San Francisco
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: place of death, place of birth, education degree, education institution 
Text: {0} 
 Entity Pairs:  Leo Holub, Noe Valley, San Francisco 
Answer:
 place of death: Leo Holub, Noe Valley, San Francisco