A soldier looks at a camera with a small child in front of him.
The soldier are father and son.
Just because a soldier is with a small child doesn't mean that they are father and son
exists e1 s1 x1 x2 x3 x4.(in(e1,x4) & of(x4,x1) & n_male(x1) & n_front(x4) & at(e1,x2) & with(x2,x3) & n_child(x3) & a_small(s1) & Theme(s1,x3) & n_camera(x2) & Actor(e1,x1) & v_look(e1) & n_soldier(x1))
exists p1 x1.(n_soldier(x1) & exists x2 x3 x4.((x1 = x2) & subset_of(x4,x2) & n_son(x4) & subset_of(x3,x2) & n_father(x3)))