Assertion: country's group | /r/CapableOf | move down the west bank of the lake
Facets:
value: south
type: LOCATION
value: to become
type: PURPOSE
Source sentences:
text: Upon reaching northern Lake Malawi, the group divided, with one group moving south down the west bank of the lake to become the group known as the Chewa, while the other group, the ancestors of today's Nyanja, moved along the east side of the lake to the southern section of Malawi.