| http://www.w3.org/ns/prov#value | - Regardless of whether the message is a broadcast message or individually-addressed message, if the message requires data to be displayed that is not already stored within one or more of EPLs 22, then EPL software 30 retrieves that data from its data source and places it in the message, along with a memory location for storing the data and an instruction to store the data in the memory location.
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