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As a player Allison started at the quarterback position for Texas Tech under head coach Steve Sloan for three years from 1975-77 .
 person: Allison; organization: Texas Tech; person: Steve Sloan
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: Allison, Texas Tech, Steve Sloan 
Answer:
 person: Allison; organization: Texas Tech; person: Steve Sloan