WURCS=2.0/2,4,4/[u2122h_2*NCC/3=O][u2122h_2*NC]/1-1-1-2/a?|b?|c?|d?}*OCC/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?