The child is watching the elderly women put something on her head.
The child watches his grandma put her hat on.
Something on her head is not necessarily put her hat on and elderly women is not necessarily grandma.
exists e1 e2 s1 x1 x2 x3 x4 x5.(n_head(x5) & of(x5,x2) & n_female(x2) & n_woman(x2) & a_elderly(s1) & Theme(s1,x2) & n_child(x1) & Theme(e2,x2) & Actor(e2,x1) & v_watch(e2) & on(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_put(e1) & n_thing(x4) & (x2 = x3))
exists e1 e2 s1 x1 x2 x3 x4.(n_hat(x4) & of(x4,x2) & n_female(x2) & n_grandma(x2) & of(x2,x1) & n_male(x1) & n_child(x1) & Theme(e2,x2) & Actor(e2,x1) & v_watch(e2) & a_on(s1) & Manner(e1,s1) & Theme(e1,x4) & Actor(e1,x3) & v_put(e1) & (x2 = x3))