Key mapping should be in the form " , , ,[promptFileName],[asrPhrase]," or " , , ,[promptFileName],[asrPhrase]," or " , ...

Key mapping should be in the form ",,,[promptFileName],[asrPhrase],," or ",,,[promptFileName],[asrPhrase],," or ",,,,[promptFileName],[asrPhrase],,,,"  or ",,,,[promptFileName],[asrPhrase],,,," or ",,,,[promptFileName],[asrPhrase],,,," or ",,,,[promptFileName],[asrPhrase],,,," or ",,,,[asrPhrase]". In the first four formats, the promptFileName is optional.