| http://www.w3.org/ns/prov#value | - FIG. 1 depicts an embodiment of an environment of operation of an identification system; FIG. 2 shows a block diagram of an embodiment of a reader for use in an identification system; FIG. 3 shows a block diagram of an embodiment of a tag for use in an identification system; and FIG. 4 is a flow chart of a method of using a tag.
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