WURCS=2.0/4,6,5/[a1221h-1b_1-5][a212h-1b_1-5][a2122h-1b_1-5][a2112h-1a_1-5]/1-2-2-2-3-4/a2-b1_a4-c1_c4-d1_d3-e1_e3-f1