154979
Life He was the son of Thomas de Clifford , 6th Baron de Clifford , by Elizabeth de Ros , daughter of Thomas de Ros , 5th Baron de Ros , by Beatrix de Stafford .
 person: Thomas de Clifford , 6th Baron de Clifford; person: Elizabeth; person: Ros; person: Thomas de Ros , 5th Baron de Ros
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: Thomas de Clifford , 6th Baron de Clifford, Elizabeth, Ros, Thomas de Ros , 5th Baron de Ros 
Answer:
 person: Thomas de Clifford , 6th Baron de Clifford; person: Elizabeth; person: Ros; person: Thomas de Ros , 5th Baron de Ros