Assertion: chord's note | /r/AtLocation | descending bass lines
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: The expression "chromatic tetrachord" may be used in two different senses: to describe the special case consisting of a four-note segment of the chromatic scale, or, in a more historically oriented context, to refer to the six chromatic notes used to fill the interval of a perfect fourth, usually found in descending bass lines.