Assertion: singer songwriter | /r/CapableOf | emerge through 1960
Facets:
value: from the 1940s
type: TEMPORAL
value: in the country music field
type: LOCATION
Source sentences:
text: In the country music field, singer-songwriters like Hank Williams, Patsy Cline, Tammy Wynette, Loretta Lynn, George Jones, Merle Haggard, Roger Miller, Billy Edd Wheeler, and others emerged from the 1940s through the 1960s, often writing compelling songs about love relationships and other subjects.