Young boy brushing a baby's hair.
A baby has hair.
One would need to have hair in order to be brushed.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x2) & v_brush(e1) & n_hair(x4) & of(x4,x3) & n_baby(x3) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_hair(x2) & n_baby(x1))