Assertion: octopus's muscle | /r/CapableOf | hold shell
Facets:
value: to relax the octopus
type: PURPOSE
Source sentences:
text: They can use their powerful beak to bite through clam shells, use their tentacles that have over 200 suckers to pull apart crabs or use a small tube to inject a paralysing toxin into tough to open shells which causes the muscles holding the shells to relax and enables the octopus to eat their meal.