325437
He made his debut on 28 October 1925 in the match against Czechoslovakia ( 0 – 7 ) in Prague , a last game played on 4 October 1931 v. Bulgaria ( 2 – 3 ) in Sofia Balkan Cup .
 Czechoslovakia, Prague
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Czechoslovakia, Prague