| http://www.w3.org/ns/prov#value | - In other alternative embodiments, the illustrated flexible connector may be replaced by and/or supplemented with a pivotable mechanical connection, such as a swivelable and/or pivotable joint, a hinge, corrugated sections of tubing, a ball and socket joint or other similar device, that would allow bending and/or pivoting with or without requiring elastic elements.
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