Add Speaker as a subclass of CorpusText
Add Speaker as a subclass of CorpusText

textlab/rglossa,textlab/rglossa-speech,textlab/rglossa,textlab/glossa,textlab/rglossa,textlab/rglossa,textlab/glossa,textlab/glossa,textlab/rglossa-speech,textlab/glossa,textlab/rglossa,textlab/glossa