Assertion: marimba's key | /r/HasProperty | strung
Facets:
value: over a fixed frame
type: OTHER
value: with free-key
type: OTHER
value: with calabash resonators
type: OTHER
Source sentences:
text: A balafon can be either fixed-key (where the keys are strung over a fixed frame, usually with calabash resonators underneath) or free-key (where the keys are placed independently on any padded surface).