| http://www.w3.org/ns/prov#value | - Embodiments of the present invention will now be described with reference to the accompanying drawings, in which: FIG. 1 is a schematic diagram of a prior art transaction system; FIG. 2 is a schematic diagram of a transaction processing system in accordance with an embodiment of the present invention; FIG. 3 is a schematic diagram of the components of the transaction server of FIG. 2; FIG. 4 is a
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