WURCS=2.0/3,4,3/[h2112h][u2122h_2*NCC/3=O][u2112h]/1-2-2-3/a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?
