Assertion: giant clam's shell | /r/HasProperty | alive
Facets:
value: at the same time
type: TEMPORAL
Source sentences:
text: In 2013, another assessment of the age of the clam was carried out counting bands which were measured on the sectioned surface of the outer shell margin and this was verified by comparing the banding patterns with those on other shells that were alive at the same time; this confirmed that the clam was 507 years old when it was caught.