ocr: EUTIOMEBA9AUCAES appeise dasitado atapatelsitog a A a tenigs e BeMel anrecappete Siogs ppverlecisss, Apperzcass opetsaRSS temOGeNGIONE OXArBA memasendiext sesterea - * exbtexArsa a 8 SEL E y aog SePy XMR ectiontvent den ODACOD)S StONeveLQvent * - - AGUONEMATPNeRE, becrs 8 Figure 2: Relationships betueen the classes.