???? C???O? ??C? C??? ??? E??? C?O?C? ??????C ?? ??C?E C?I?? C??? EE??? ??E ?C??E ??E?? ?E?C? ???? ??C??C E??O ?CE?:

??? C ?UC C???U?? O?UE???? EC???? ... ???? ?U?I C????C ??U??? C?E??C?? (1)

???EUE? ???U?? ??? C?????? I???? ... U?U?? ???U?? ?? ??UI??? C????C?? (2)

??? ??C?? C?OIE? ????CE C???? ?I EE??? C???C??? O???C O?? C????C? C??I?? ?? C????? ??I ??? I??I E? C???E U ?? ???? ?I?? C?OI?? U ?C?E C?OIE ???C?C? ????C?? ????C? ???CI??? E?? O?C? ??UIC?? ??UEC? ???CE? ?C?O?C? ?EU?? ?? ???CE C???? ?C?OIC?I ??I??? E???