Assertion: blackbird | /r/CapableOf | carry active electronic systems
Facets:
value: over its operational life
type: TEMPORAL
Source sentences:
text: Over its operational life, the Blackbird carried various electronic countermeasures (ECMs), including warning and active electronic systems built by several ECM companies and called Systems A, A2, A2C, B, C, C2, E, G, H, and M.