Premise:
"and he came to this country and one of his first jobs was to teach gymnastics and uh he use to make a living for a while doing gymnastics and swimming and in fact in Austria that was what he did for a living too but uh of course he came over here uh i don't know fifty years ago or something like that" Based on this premise, is the hypothesis "He used to teach gymnastics and swimming in Austria." true?
yes