6847
A part of the site , Basilica of St. John , was built in the 6th century AD , under emperor Justinian I , over the supposed site of the apostle 's tomb .
 location: Basilica of St. John; person: Justinian I
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: Basilica of St. John, Justinian I 
Answer:
 location: Basilica of St. John; person: Justinian I