A parent is shaving their face while a child messes with their hair.
A parent is trying to cheer up a kid.
The parent could be simply shaving. Can't infer that the parent is doing it to cheer up a kid
exists e1 p1 x1 x2 x4.(exists e2 x3.(with(e2,x4) & Actor(e2,x3) & v_mess(e2) & n_child(x3)) & n_hair(x4) & of(x4,x1) & n_thing(x1) & n_thing(x1) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_shave(e1) & n_face(x2) & of(x2,x1) & n_parent(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 s1 x2.(a_up(s1) & Manner(e2,s1) & Theme(e2,x2) & Actor(e2,x1) & v_cheer(e2) & n_kid(x2)) & n_parent(x1))