Assertion: double bass's string | /r/MadeOf | stranded steel cores
Facets:
Source sentences:
text: The strings are made from stranded steel cores wound with aluminum, brass, tungsten, nickel, and stainless steel.
text: Modern strings are made of steel-core, stranded steel-core, or a synthetic material such as Perlon.
text: The strings are made from stranded steel cores wound with aluminum, brass, tungsten, nickel, and stainless steel.