Assertion: space shuttle's flight | /r/HasProperty | designated in this case
Facets:
value: based on the year
type: OTHER
Source sentences:
text: In this second system, flights were designated based on the year they were authorized (in this case, the "5" indicating 1985), the launch site they were launched from ("1" indicating Kennedy Space Center, "2" would indicate Space Launch Complex 6 at Vandenburg Air Force Base, although Vandenburg was never used), and the letter indicating scheduling sequence.