In other early cases, the proper noun was converted into an adjective, sometimes losing its initial capital.
The former variant is encoded as a proper noun and the latter as a mass noun.
Of these, about 85% have at least one capitalized letter, which seems to suggest the presence of a proper noun.
Generally, proper noun phrases are preferred as answer phrases over descriptors, although this is not always the case.
If this procedure fails, the sequence of syllables is checked to see whether it might be a proper noun or not.
The external evidence that is represented by the word context in which the proper noun occurs.
