Assertion: mussel's muscle | /r/CapableOf | perform strong locking muscle
Facets:
value: very
type: DEGREE
Source sentences:
text: Both shell halves are connected on one side by an elastic band, the ligament, which in relaxed state opens the shell, Against the ligament's resistance the bivalve's closing muscle closes the shell, a weaker muscle performing the actual closing movement and a very strong locking muscle afterwards holding the shell closed.