Assertion: pop music | /r/AtLocation | mexico
Facets:
Source sentences:
text: During the 1960s and 1970s, most of the pop music produced in Mexico consisted on Spanish-language versions of English-language rock-and-roll hits.
text: During the 1960s and 1970s most of the pop music produced in Mexico consisted of Spanish-language versions of English-language rock-and-roll hits.