102174
About 1760 , the family moved to nearby Grubb 's mill , and about 1768 , they moved to neighboring East Whiteland Township in the Great Valley of Pennsylvania where , in 1770 , Thomas Harris bought a farm just inside the Welsh Tract .
 location: East Whiteland Township; organization: Pennsylvania; person: Harris
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: East Whiteland Township, Pennsylvania, Harris 
Answer:
 location: East Whiteland Township; organization: Pennsylvania; person: Harris