A person stands in a vast field of melting snow.
The person is waiting for a bus.
Standing in snow has no direct link to waiting for a bus.
exists e1 e2 s1 x1 x2 x3 x4.(in(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_melt(e2) & n_snow(x4) & (x2 = x3) & n_field(x2) & a_vast(s1) & Theme(s1,x2) & Actor(e1,x1) & v_stand(e1) & n_person(x1))
exists e1 x1 x2.(n_person(x1) & for(e1,x2) & n_bus(x2) & Actor(e1,x1) & v_wait(e1))