Assertion: earthworm's pair | /r/CapableOf | pump blood
Facets:
value: to the ventral vessel
type: TRANSITIVE-OBJECT
value: through the circulatory system
type: TRANSITIVE-OBJECT
Source sentences:
text: The dorsal vessel and five pairs of vessels that circle the esophagus of an earthworm are muscular and pump blood through the circulatory system.
text: In segments seven through eleven, a pair of aortic arches ring the coelom and acts as hearts, pumping the blood to the ventral vessel that acts as the aorta.