WURCS=2.0/3,4,9/[u2122h_2*N][u2122A][u2121A]/1-1-2-3/a?|b?|c?|d?}*OC_a?|b?|c?|d?}*OC_a?|b?|c?|d?}*OSO/3=O/3=O_a?|b?|c?|d?}*OSO/3=O/3=O_a?|b?|c?|d?}*OSO/3=O/3=O_a?|b?|c?|d?}*OSO/3=O/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?