| http://www.w3.org/ns/prov#value | - The method of claim 1, wherein the ports are of types input and output, at least one of the logical connections between selected ones of the ports is from a first input port to a second input port, at least one of the logical connections is from an input port to an output port, at least one of the logical connections is from an output port to an input port, and at least one of the logical connecti
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