A girl is sitting in a model tractor, posing for the camera.
A girl is modeling for a farm equipment magazine.
a model tractor is a type it does not mean the girl is modeling. just because she is posing in a tractor does not mean shes doing it for a farm equipment magazine
exists e2 e1 x1 x2 x3 x4.(n_camera(x4) & for(e1,e2) & for(e2,x4) & Actor(e2,x1) & v_pose(e2) & in(e1,x2) & n_tractor(x2) & of(x2,x3) & n_model(x3) & Actor(e1,x1) & v_sit(e1) & n_girl(x1))
exists e1 x1 x2 x3 x4.(for(e1,x2) & n_magazine(x2) & of(x2,x4) & n_equipment(x4) & of(x2,x3) & n_farm(x3) & Actor(e1,x1) & v_model(e1) & n_girl(x1))