Assertion: viagra | /r/CapableOf | gain popularity
Facets:
value: for men
type: OTHER
value: over the years
type: TEMPORAL
Source sentences:
text: Over the years, Viagra has gained popularity not just for men suffering from ED but also among young adults.
text: With an estimated 140 million men suffering from impotence, Viagra has gained much popularity; its competitors include tadalafil (Cialis) and vardenafil (Levitra).