People are walking around a picnic area that is covered in snow.
People are eating while walking in snow
Walking around does not imply eating.
exists e2 e1 x1 x2 x3 x4 x5.(around(e1,x2) & in(e2,x5) & n_snow(x5) & Theme(e2,x4) & v_cover(e2) & (x2 = x4) & n_area(x2) & of(x2,x3) & n_picnic(x3) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e2 e1 x1 x2.(while(e1,e2) & in(e2,x2) & n_snow(x2) & Actor(e2,x1) & v_walk(e2) & Actor(e1,x1) & v_eat(e1) & n_people(x1))