Assertion: cannonball | /r/HasProperty | decommissioned
Facets:
value: since
type: TEMPORAL
value: according to zuckerman
type: OTHER
Source sentences:
text: D.C. According to Zuckerman, sites known to him at that time were code-named Cartwheel (at Fort Reno Park), Corkscrew, Cowpuncher, and Cannonball (Cross Mountain, Pennsylvania), though all have since been decommissioned.