WURCS=2.0/3,4,6/[AUdxxxxh][uxxxxxh][uxxxxh_2*N]/1-2-2-3/a?|b?|c?|d?}*OPO/3O/3=O_a?|b?|c?|d?}*OPO/3O/3=O_a?|b?|c?|d?}*OPO/3O/3=O_a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?