WURCS=2.0/3,3,4/[uxxxxm][uxxxxh][uxxxxA]/1-2-3/a?|b?|c?}*OC=O_a?|b?|c?}*OCC/3=O_a?|b?|c?}-{a?|b?|c?_a?|b?|c?}-{a?|b?|c?