Assertion: bass guitar's string | /r/HasProperty | tuned in octave
Facets:
Source sentences:
text: Squire's original had a four-string fretted neck, a four-string fretless neck, and a six-string tuned in octaves (tuned to aA-dD-gG).
text: Normal tuning is eeE-aaA-ddD-ggG, with one string of each course tuned similarly to the corresponding string of the four-string bass, and the remaining two strings tuned to the octave.