e/Origins of rock and roll

Information
has gloss	eng: Rock and roll emerged as a defined musical style in America in the 1950s, though elements of rock and roll can be seen in rhythm and blues (R&B) records as far back as the 1920s. Early rock and roll combined elements of R&B, blues, boogie woogie and jazz, and is also influenced by traditional folk music, gospel music, and country and western.
lexicalization	eng: Origins of rock and roll
instance of	c/Origins of music genres

Meaning
Castilian
lexicalization	spa: Origenes del Rock and roll
lexicalization	spa: Orígenes del Rock and roll