Assertion: comet's nucleus | /r/HasProperty | fragile
Facets:
Source sentences:
text: The nucleus of some comets may be fragile, a conclusion supported by the observation of comets splitting apart.
text: The nucleus of some comets may be fragile, a conclusion supported by the observation of comets splitting apart.
text: The nucleus of some comets may be fragile, a conclusion supported by the observation of comets splitting apart.
text: The nucleus of some comets may be fragile, a conclusion supported by the observation of comets splitting apart.