Assertion: check | /r/HasProperty | made at random times
Facets:
value: without warning
type: MANNER
Source sentences:
text: ; "they made a check of their equipment"; "the pilot ran through the check-out procedure" checkout, check-out procedure spot check - a check on work performance or product quality made at random times without warning; "spot checks ensure a high level of performance by employees" inspection, review - a formal or official examination; "the platoon stood ready for review"; "we had to wait for the inspection before we could use the elevator"