Assertion: known comet | /r/HasAspect | unusual make-up
Facets:
value: according to new research
type: OTHER
Source sentences:
text: The first known comet to visit us from another star system has an unusual make-up, according to new research.
text: The first known comet to visit us from another star system has an unusual make-up, according to new research.
text: The first known comet to visit us from another star system has an unusual make-up.
text: The first known comet to visit us from another star system has an unusual make-up, according to new research.