Assertion: acoustic guitar's string | /r/HasProperty | tuned octave
Facets:
value: normally
type: DEGREE
Source sentences:
text: The two strings in each of the lower four courses are normally tuned an octave apart, while each pair of strings in the top two courses are tuned in unison.
text: Typically, the strings of the lower four courses are tuned in octaves, with those of the upper two courses tuned in unison.