WURCS=2.0/3,5,4/[AUdxxxxh][uxxxxh_2*N][uxxxh_4*N]/1-1-2-2-3/a?|b?|c?|d?|e?}-{a?|b?|c?|d?|e?_a?|b?|c?|d?|e?}-{a?|b?|c?|d?|e?_a?|b?|c?|d?|e?}-{a?|b?|c?|d?|e?_a?|b?|c?|d?|e?}-{a?|b?|c?|d?|e?*OPO*/3O/3=O