Assertion: choir | /r/CapableOf | concertize in 22 countries
Facets:
Source sentences:
text: In 1957, under the auspices of the U.S. State Department Cultural Exchange Program, the choir undertook a five-month world tour, concertizing in 22 countries, covering 40,000 miles (64,000 km) and appearing before approximately a quarter of a million people.