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Frank Prior Sterling was an oilman and one of nine founders of the Humble Oil & Refining Company of Houston , Texas in 1917 .
 person: Frank; person: Sterling; organization: Humble Oil & Refining Company; location: Houston , Texas
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: Frank, Sterling, Humble Oil & Refining Company, Houston , Texas 
Answer:
 person: Frank; person: Sterling; organization: Humble Oil & Refining Company; location: Houston , Texas