Assertion: drainage basin's tributary | /r/CapableOf | contribute more water than southern ones
Facets:
value: much
type: DEGREE
value: due to the rainfall distribution
type: CAUSE
Source sentences:
text: Due to the rainfall distribution, northern tributaries contribute much more water than southern ones, for example: the Northern Highlands catchment of the upper Zambezi contributes 25%, Kafue 8%, Luangwa and Shire Rivers 16% each, total 65% of Zambezi discharge.