Assertion: electric guitar's string | /r/HasProperty | steel
Facets:
value: in folk guitars
type: LOCATION
Source sentences:
text: Some of what makes a guitar good is more objective, like playable action and overall build quality, while other things are subjective, like the type of wood used to build the guitar, the type of electronics used, and whether the strings are nylon or steel.
text: In folk guitars, the strings are steel.