Assertion: lightning | /r/HasProperty | real problem
Facets:
value: for parks
type: TRANSITIVE-OBJECT
value: for recreation facilities
type: PURPOSE
value: for airport operations
type: PURPOSE
Source sentences:
text: Lightning can be a real problem for airport operations.
text: There may come a day when scientists can be sure that this lightning is a real phenomenon, but unfortunately for the enthusiasts, that day is not here yet.
text: Lightning can also be a real problem for parks and recreation facilities.