Assertion: lute's string | /r/MadeOf | metal
Facets:
Source sentences:
text: Strings may be made of GUT or METAL, but as a side note, Scottish and Irish harps had strings made from brass wire, not gut.
text: Stringed instrument , any musical instrument that produces sound by the vibration of stretched strings , which may be made of vegetable fibre, metal, animal gut, silk, or artificial materials such as plastic or nylon.