Assertion: bolivia's export | /r/CapableOf | dominate bolivia’s trade
Facets:
value: until the late 20th century
type: TEMPORAL
Source sentences:
text: Until the late 20th century the export of metals dominated Bolivia’s trade, but, with the collapse of the world market in tin in the 1980s, natural gas became a leading export; together, metals, petroleum, and natural gas account for most of Bolivia’s legitimate export trade.