Assertion: polka | /r/AtLocation | bohemia
Facets:
value: around 1830
type: TEMPORAL
value: as a round-dance
type: MANNER
Source sentences:
text: According to the New Grove Dictionary of Music and Musicians, the polka originated in Bohemia around 1830 as a round-dance, and became popular throughout Europe and in America in the course of the 19th century.
text: Polka originated in Bohemia, but many different nationalities have embraced the lively music and adapted it to their own customs.