Required inputs for commands.
ignored* means that reply-with is used for sorry or optional requested response.

(ask-one
         :sender   <agent1>
         :receiver MatchMaker
         :reply-with <used>
         :ontology Matchmaker
         :language DECAF
         :content
             (:keywords   <to match>  // at least one
              :percentage <number>    // of above keywords
             )
)

ask-one returns tell or sorry


(ask-all
         :sender   <agent1>
         :receiver MatchMaker
         :reply-with <used>
         :ontology Matchmaker
         :language DECAF
         :content
             (:keywords   <to match>  // at least one
              :percentage <number>    // of above keywords
              :agentNbr   <number>    // 0 if all
             )
)

ask-all returns tell or sorry


(advertise
	:sender   <agent1>
	:receiver MatchMaker
	:reply-with <ignored*>
	:ontology Matchmaker
	:language DECAF
	:content (
		:performative   <String>  // User choice
		:ontology       <String>  // User choice
		:language       <String>  // User choice, DECAF suggested
		:parameters     <String>  // one or more
		:keywords       <String>  // one or more
		:taskName       <String>  // User choice
		:replyOnSuccess <boolean> // Optional, default is false
             )
)
returns nothing, tell, or sorry
Note: tell is only returned if replyOnSuccess is true


(unadvertise
	:sender   <agent1>
	:receiver MatchMaker
	:reply-with <ignored*>
	:ontology Matchmaker
	:language DECAF
	:content (
		:taskName       <to_unadvertise>
		:replyOnSuccess <boolean> // Optional, default is false
		)
)

returns nothing, tell, or sorry
Note: tell is only returned if replyOnSuccess is true


(subscribe
	:sender   <agent1>
	:receiver MatchMaker
	:reply-with <used>
	:ontology Matchmaker
	:language DECAF
	:content (
		:keywords       <to match>  // at least one
		:percentage     <number>    // of above keywords
		:taskName       <String>    // for info return
		:replyOnSuccess <boolean>   // optional default is false
		)
)

returns tell or sorry
Note: subscribe will time out unless a specific timeout of -1 is given.
Note: if replyOnSuccess is true, then whatever message is returned will contain
	":subscribed true" if the agent was successfully subscribed.



(unsubscribe
         :sender   <agent1>
         :receiver MatchMaker
         :reply-with <ignored*>
         :ontology Matchmaker
         :language DECAF
         :content (
		:taskName       <String>  // cancels this one only
		:replyOnSuccess <boolean> // Optional, defaults to false
             )
)

returns nothing, tell, or sorry
Note: tell is only returned if replyOnSuccess is tru