Assertion: shark | /r/CapableOf | pump water
Facets:
value: over their gills
type: TRANSITIVE-OBJECT
value: at rest
type: TEMPORAL
value: constantly
type: TEMPORAL
value: through their mouth
type: MANNER
value: to breath
type: PURPOSE
Source sentences:
text: Most sharks never sleep because they have to constantly pump water through their mouth over their gills to breath or they will die.
text: While at rest, most sharks pump water over their gills to ensure a constant supply of oxygenated water.
text: Most sharks have to keep swimming to pump water over their gills.
text: Sharks need to keep moving in order to breathe Some species have evolved to remain stationary, resting on the sea bed and pumping water over their gills.
text: But some sharks are unable to pump water this way and, if they stop pushing water into their mouths by swimming, will suffocate.