WURCS=2.0/3,4,6/[ud222m][u2122m][u2122h]/1-1-2-3/a?|b?|c?|d?}*OC_a?|b?|c?|d?}*OC_a?|b?|c?|d?}*OC_a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?