Assertion: blackbird | /r/CapableOf | outlive its usefulness
Facets:
value: to commanders
type: TRANSITIVE-OBJECT
Source sentences:
text: While no one wants to downplay the significant role that the Blackbird has played in science, communication, and culture, it’s undeniable that once it outlived its usefulness to commanders, the SR-71 was just waiting to get plucked.