A group of workers in blue uniforms are marching in line down a path.
Nobody is wearing a blue uniform.
If a group of workers are wearing blue uniforms, then it can't be said that nobody is wearing blue uniforms because the group of workers are somebodies.
exists e1 s1 x1 x2 x3 x4 x5.(down(e1,x5) & n_path(x5) & in(e1,x4) & n_line(x4) & Actor(e1,x1) & v_march(e1) & in(x1,x3) & n_uniform(x3) & a_blue(s1) & Theme(s1,x3) & of(x1,x2) & n_worker(x2) & n_group(x1))
-exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_uniform(x2) & a_blue(s1) & Theme(s1,x2) & n_person(x1))