WURCS=2.0/7,18,17/[h2122h][a2122h-1b_1-5][a212h-1b_1-5][a211h-1a_1-4][a212h-1a_1-5][a2112h-1b_1-5][a1221m-1a_1-5]/1-2-2-2-3-4-2-2-2-2-5-5-5-6-7-5-5-5/a4-b1_b4-c1_b6-r1_c4-d1_c6-q1_d2-e1_d4-g1_d6-p1_e3-f1_g4-h1_h4-i1_h6-m1_i4-j1_i6-l1_j6-k1_m2-n1_n2-o1