6. The method as claimed in claim 2 , wherein user utterances from at least the first or second corpa are derived from a natural language dialog with an executing conversational agent.
6. The method as claimed in claim 2 , wherein user utterances from at least the first or second corpa are derived from a natural language dialog with an executing conversational agent. 7. The method as claimed in claim 6 wherein the executing conversational agent is configured to leverage the one or more semantic clusters in order to respond to interaction with the user.