36385
Igor Oistrakh , violinist ; David Oistrakh , violist and conductor ; Berlin Philharmonic -LRB- with Brahms 's Violin Concerto ; EMI Classics 74724 ; CD -RRB- .
 children: David Oistrakh, Igor Oistrakh
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  David Oistrakh, Igor Oistrakh 
Answer:
 children: David Oistrakh, Igor Oistrakh