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He died from Lou Gehrig 's disease at age 64 in Malibu , California , survived by his second wife Del Mertens , whom he married on April 23 , 1972 .
 location: Malibu , California
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Malibu , California 
Answer:
 location: Malibu , California