2. The method of claim 1 , further comprising: specializing the secondary ASR recognizer by using an adaptation grammar comprising structure and content appropriate to a putative span type, as determined by NLU processing.
2. The method of claim 1 , further comprising: specializing the secondary ASR recognizer by using an adaptation grammar comprising structure and content appropriate to a putative span type, as determined by NLU processing. 4. The method of claim 2 , further comprising: associating one or more meaning variables and decoding-dependent value assignments with pathways within said adaptation grammar with appropriate values thereof reported as part of the secondary ASR recognizer output to provide symbolic representation of an identity of a specific proper name entity recognized within the user's utterance.