Assertion: octopus | /r/HasAspect | shell
Facets:
value: in their evolution
type: TEMPORAL
value: to protect them
type: PURPOSE
value: at one point
type: TEMPORAL
Source sentences:
text: At one point in their evolution, octopuses had shells to protect them from predators but as their intelligence grew and their ability to outwit and outmaneuver predators steadily increased, the need for a shell became negligible.