Assertion: smog | /r/HasProperty | popular name
Facets:
value: for the brownish yellow haze
type: TRANSITIVE-OBJECT
Source sentences:
text: Smog is a popular name for the brownish yellow haze that hangs in the warm, still air over many cities (see figure 1).
text: Smog is the popular name for the brownish yellow haze that hangs over many cities.