WURCS=2.0/7,13,12/[a2122h-1x_1-5_2*N][a2122h-1b_1-5_2*N][Aad1122h-2a_2-6][a11221h-1a_1-?][a2122h-1a_1-5][a2112h-1a_1-5][a2122h-1a_1-5_2*N]/1-2-3-3-4-4-5-6-5-5-7-4-7/a6-b1_b6-c2_c4-d2_c5-e1_e3-f1_f3-g1_f7-l1_g3-h1_h2-i1_h3-k1_i2-j1_l7-m1