Assertion: oboe's reed | /r/CapableOf | alter by the opening
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text: It seems to me to have a little more mysterious, smoky, sultry sound, although it seems the more directly that which creates the sound is being manipulated (via air & the sound of the vibrating reed resonating down thru the instrument & altered by the opening/covering of holes, in the case of the oboe; or the horsehair-strung bow being drawn across the strings [or plucking them] & resonating in the body of the violin) the more easily expressive the instrument.