256474
Dismayed at the secessionist sentiment in the Democratic party , he became a Republican and backed Leland Stanford for Governor of California in the next election .
 person: Leland Stanford
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: Leland Stanford 
Answer:
 person: Leland Stanford