Assertion: phone booth's number | /r/CapableOf | decline in britain
Facets:
value: due to the boom of mobile phones
type: CAUSE
value: since the late 1990s
type: TEMPORAL
value: sharply
type: DEGREE
Source sentences:
text: Although still fairly common, the number of phone boxes has declined sharply in Britain since the late 1990s due to the boom of mobile phones.