WURCS=2.0/3,4,3/[u2112h][u21EEA][u212h]/1-1-2-3/a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?_a?|b?|c?|d?}-{a?|b?|c?|d?