WURCS=2.0/5,20,19/[h2122h][a2122h-1x_1-5][a212h-1x_1-5][a2112h-1x_1-5][a1221m-1x_1-5]/1-2-2-2-2-2-2-2-3-3-3-4-5-3-3-4-5-3-4-5/a?-b1_b?-c1_b?-r1_c?-d1_c?-o1_d?-e1_d?-n1_e?-f1_f?-g1_f?-k1_g?-h1_g?-j1_h?-i1_k?-l1_l?-m1_o?-p1_p?-q1_r?-s1_s?-t1