Starting in the early 1950 's , he was concertmaster of the resident orchestras at the festivals directed by the cellist and conductor Pablo Casals , in Prades , France , and in San Juan , Puerto Rico .
Pablo Casals
San Juan
/people/deceased_person/place_of_death
Puerto Rico
San Juan
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Puerto Rico
San Juan
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Pablo Casals
San Juan
/people/person/place_lived
PERSON
Pablo Casals
LOCATION
Prades
LOCATION
France
LOCATION
San Juan
LOCATION
Puerto Rico