Assertion: vibraphone | /r/HasAspect | aluminum bars
Facets:
Source sentences:
text: Deagan designed a similar instrument called the vibraharp which had aluminum bars and a dampner pedal which became the template for vibraphones made today by Adams, DeMorrow, Malletech, Musser, Yamaha and Vanderplas.
text: 1.Xylophone has wooden bars to produce music while the vibraphone has aluminum bars.