| http://www.w3.org/ns/prov#value | - FIG. 20 and FIG. 21 depict my invention having, in addition to all aforementioned and other capabilities, extendably adjustable legs, extendible long leg 190, and extendible long leg 190A, and extendible tree leg 192, which enable a user to extendably adjust legs, as well as arm member (FIG. 10).
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