Assertion: western culture's music | /r/CapableOf | develop in 1960
Facets:
value: from 1950s rock
type: OTHER
value: from roll
type: OTHER
value: from blues
type: OTHER
value: from country music
type: LOCATION
value: from rockabilly
type: LOCATION
Source sentences:
text: Rock music is a genre of popular music that developed in the 1960s from 1950s rock and roll, rockabilly, blues, and country music.