264018
One day later , the legendary David Oistrach heard him and foretold him a great future and offered him his pedagogical help .
 person: Oistrach
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: Oistrach 
Answer:
 person: Oistrach