a man holding a young boy on his shoulder.
A father and son eat some french fries.
It would be hard to eat french fries while holding someone or sitting on someone's shoulder.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x4) & n_shoulder(x4) & of(x4,x1) & n_male(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_boy(x3) & a_young(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_eat(e1) & n_fry(x4) & a_french(s1) & Theme(s1,x4) & n_son(x3) & n_father(x2) & subset_of(x3,x1) & subset_of(x2,x1))