WURCS=2.0/3,6,5/[AUdxxxxh][uxxxxh][uxxxxA]/1-2-2-2-2-3/a?|b?|c?|d?|e?|f?}-{a?|b?|c?|d?|e?|f?_a?|b?|c?|d?|e?|f?}-{a?|b?|c?|d?|e?|f?_a?|b?|c?|d?|e?|f?}-{a?|b?|c?|d?|e?|f?_a?|b?|c?|d?|e?|f?}-{a?|b?|c?|d?|e?|f?_a?|b?|c?|d?|e?|f?}-{a?|b?|c?|d?|e?|f?*OPO*/3O/3=O