Assertion: introduction | /r/HasProperty | disguised
Facets:
Source sentences:
text: Introductions may consist of an ostinato that is used in the following music, an important chord or progression that establishes the tonality and groove for the following music, or they may be important but disguised or out-of-context motivic or thematic material.
text: Introductions by humans can be described as either intentional or accidental.
text: Introductions may consist of an ostinato that is used in the following music, an important chord or progression that establishes the tonality and groove for the following music, or they may be important but disguised or out-of-context motivic or thematic material.