Assertion: river's course | /r/CapableOf | exit on west coast
Facets:
value: due to a large volcanic eruption
type: CAUSE
Source sentences:
text: For instance, New Zealand's largest river (the Waikato) used to flow through the Hauraki Plains to the North Island's east coast, but changed its course to exit on the west coast due to a large volcanic eruption, leaving its former course through the 1-km wide Hinuera Gap occupied by only a small stream.