Assertion: spacecraft's mission | /r/HasProperty | selected as one of two finalists
Facets:
value: in december
type: TEMPORAL
value: to refine the mission's concept
type: PURPOSE
Source sentences:
text: The mission was proposed in April 2017 to NASA's New Frontiers program by the Johns Hopkins Applied Physics Laboratory, and was selected as one of two finalists (out of twelve proposals) in December 2017 to further refine the mission's concept.