| http://www.w3.org/ns/prov#value | - FIG. 2A is a structural diagram of a portable terminal which constitutes the printing system in FIG. 1, FIG. 2B is a structural diagram of a printer which constitutes the printing system in FIG. 1, and FIG. 2C is a structural diagram of an information providing server which constitutes the printing system in FIG. 1;
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