| http://www.w3.org/ns/prov#value | - If the message is a command message, then at step 440, oE 10 processes the command, which directs the processing of orders such as signaling the beginning or end of direct trader control, or supplying, interactively, parameters to be used in the processing of an order such as contra-party preference information (???friendly??? or ???rogue???) and associated trading quantity and discretion informat
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