A crowd of people waiting for the light.
A crowd of people are outside.
If the people are waiting for the light they are outside.
exists e1 x1 x2 x3 x4.(n_light(x4) & a_topic(x1) & of(x1,x2) & for(e1,x4) & Actor(e1,x3) & v_wait(e1) & (x2 = x3) & n_people(x2) & n_crowd(x1))
exists s1 x1 x2.(Theme(s1,x1) & a_outside(s1) & of(x1,x2) & n_people(x2) & n_crowd(x1))