Assertion: stethoscope's head | /r/CapableOf | work great
Facets:
value: for low-frequency sounds
type: PURPOSE
Source sentences:
text: The diaphragm is the flat part of the head that works great for high-frequency sounds while the bell is the cup-like part of the head that works great for low-frequency sounds.
text: The diaphragm is the flat part of the head that works great for high-frequency sounds while the bell is the cup-like part of the head that works great for low-frequency sounds.