source: [lemma=","] [tag=CC] [lemma=then] □ □
destination: [lemma=","] [tag=CC] [lemma=then] [□] □
spec: The exact set of protocols can be chosen by the application at run time , and then can be changed on-the-fly as an application 's needs evolve . Macedonia was an exception to this anti civilizing tendency for ten years , mainly thanks to the atypical model that we have been building . Currently , the state uses secondary enforcement which means a driver must be stopped for another traffic violation , and then can be given a no seat belt citation . Although a textbook is sometimes used as the foundation for these courses , it is supplemented by reading from journal articles , conference papers , and other timely reports in order to provide students with a more critical appraisal of the field ' s main findings and its newest developments .