text: #include <list>
  #include <vector>
  #include <string>
  
  #include "sentence.h"
  #include "tag.h"
  
  #ifndef __CORPORA_IO_H
  #define __CORPORA_IO_H
  
  typedef std::vector<Sentence> SentenceCollection;
  
  void readCorpus(const std::string &fn, SentenceCollection &sc);
  
  std::set<MorphInterp> makeVariants(const std::string &s);
  
  #endif
  