Assertion: oboe's bore | /r/HasProperty | cylindrical
Facets:
value: for most of the tube
type: OTHER
Source sentences:
text: The clarinet has a cylindrical bore, while the oboe has a conical one.
text: The bore is cylindrical for most of the tube with an inner bore diameter between 14 and 15.5 millimetres (0.55 and 0.61 in), but there is a subtle hourglass shape, with the thinnest part below the junction between the upper and lower joint.
text: These changes have partly been in effort to simplify the technical challenges of the oboe, which are in part caused by the cylindrical bore needed to achieve the sweet timbre.