Assertion: experiment | /r/HasProperty | ongoing
Facets:
Source sentences:
text: More than 60 years later, this experiment is still ongoing, and it is one of the longest-running science experiments in history.
text: More than 60 years later, this experiment is still ongoing, and it is one of the longest-running science experiments in history.
text: More than 60 years later, this experiment is still ongoing, and it is one of the longest-running science experiments in history.