3. Grupul de litere incepe cu:

GR-05-A??GR-05-B??GR-05-C??GR-05-D??GR-05-E??GR-05-F??GR-05-G??GR-05-H??GR-05-I??
GR-05-J??GR-05-K??GR-05-L??GR-05-M??GR-05-N??GR-05-O??GR-05-P??GR-05-Q??GR-05-R??
GR-05-S??GR-05-T??GR-05-U??GR-05-V??GR-05-W??GR-05-X??GR-05-Y??GR-05-Z??