Loads a xml specification of the mapping between POS-tags and the
basic semantic types that lexical predicate formulas of words with
this tags receive.
create the internal sortedTokenList from the given Textgrid
this works as follows:
- iterate over the words in the word tier
- find pronunciation from the dictionary
- generate a PronunciationState and Token for this word and add it to the sortedTokenList
- for each unit in the pronunciation
- assert that the given unit labels match the units in the pronunciation
- generate a UnitState and Token for this unit and add it to the sortedTokenList