Assertion: violin's string | /r/HasProperty | tuned unison
Facets:
Source sentences:
text: The strings on this instrument are clustered in four groups of three strings tuned unison creating a chorus.
text: The strings in each of its double-strung courses are tuned in unison, and the courses use the same tuning as the violin: G 3 –D 4 –A 4 –E 5 .