Assertion: subwoofer | /r/HasProperty | constructed
Facets:
value: typically
type: DEGREE
value: by mounting one or more woofers
type: MANNER
Source sentences:
text: Subwoofers are typically constructed by mounting one or more woofers in a cabinet of medium-density fibreboard (MDF), oriented strand board (OSB), plywood, fiberglass, aluminum or other stiff materials.