Assertion: speaker's role | /r/HasProperty | to prevent sound waves
Facets:
Source sentences:
text: The role of the enclosure is to prevent sound waves emanating from the back of a driver from interfering destructively with those from the front.
text: The primary role of the enclosure is to prevent sound waves generated by the rearward-facing surface of the diaphragm of an open speaker driver interacting with sound waves generated at the front of the speaker driver.