Assertion: letter bomb | /r/CapableOf | arrive at the u.n. building
Facets:
value: friday night
type: TEMPORAL
Source sentences:
text: The letter bomb, which was postmarked Dec. 21, apparently arrived at the U.N. building Friday night or Saturday and had slipped through the X-ray inspection applied to the 15,000 to 40,000 pieces of mail delivered daily.