Assertion: echidna | /r/CapableOf | expose spine
Facets:
value: to prevent predators
type: PURPOSE
value: in both cases
type: TEMPORAL
Source sentences:
text: On hard surfaces, they may run away or curl into a ball exposing only the spines.
text: In both cases, it will expose its spines to prevent predators from eating it.
text: In other cases, they may dig into the soil or wedge themselves into a crevice or log, again only exposing the spines.