In the field, an elderly man is touching a model airplane.
A grandfather is examining a model fighter jet in the field
Not all elderly men are granfathers. Not all airplanes are fighter jets.
exists e1 s1 x1 x2 x3 x4.(n_field(x4) & in(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_touch(e1) & n_airplane(x2) & of(x2,x3) & n_model(x3) & n_man(x1) & a_elderly(s1) & Theme(s1,x1))
exists e1 x1 x2 x3 x4 x5.(n_field(x5) & in(e1,x5) & Theme(e1,x2) & Actor(e1,x1) & v_examine(e1) & n_jet(x2) & of(x2,x4) & n_fighter(x4) & of(x2,x3) & n_model(x3) & n_grandfather(x1))