Pa (-) [unit] = 1 !define base unit psi (Pa) [unit] = 6894.75729 !define target unit x_km (m) {length} = 1.0 !x in km x_m (m) = 1.0 !x in m x_nm (m) = 1.0 !x in nm t_sec (s) {time} = 3600.0 !t in seconds t_hour (s) = 3600.0 !t in hours t_min (s) = 3600.0 y (-) = 2 z34 (-) = 34 !z = 134 one_level (-) = 0 one_x (-) = 10 one_y (-) = 20 one_two_level2 (-) = rdf2 one_two_x (-) = 100 one_two_y (-) = 200 one_two_three_x (-) = 1000 one_two_three_y (-) = 2000 one_two_three_four_level4 (-) = rdf4 one_two_three_four_b_4 (-) = -2000 one_two_three_four_a_4 (-) = -1000 one_two_three_level3_3 (-) = rdf3 one_two_three_b_3 (-) = -200 one_two_three_a_3 (-) = -100 one_two_x_2 (-) = 100 one_two_y_2 (-) = 200 one_two_three_x_2 (-) = 1000 one_two_three_y_2 (-) = 2000 one_two_three_four_level4_2 (-) = rdf4 one_two_three_four_b_2_4 (-) = -2000 one_two_three_four_a_2_4 (-) = -1000 one_two_three_level3_2_3 (-) = rdf3 one_two_three_b_2_3 (-) = -200 one_two_three_a_2_3 (-) = -100 one_two_b_2 (-) = -20 one_two_a_2 (-) = -10 one_two_leving_level_2 (-) = 1 one_b_1 (-) = -2 one_a_1 (-) = -1 end1 (-) = one end2 (-) = two end3 (-) = 1 2 3 4 !cast to string end4 (-) = 1, 2, 3, 4 !cast to tuple with ',' end5 (-) = 1; 2; 3; 4 # cast to string, unless we TBD change ',' to ';' end6 (-) = 1; 2; 3; 4 !cast to string, unless we TBD change ',' to ';' flipped_value (m) {length} = 3.14159e-18 !Now the comment