A baby asleep in the parent's backpack.
A baby sleeping in a blue backpack.
Not all parents backpack is blue.
exists x1 x2 x3 x4.(n_backpack(x4) & of(x4,x3) & n_parent(x3) & a_topic(x1) & in(x1,x4) & n_asleep(x1) & of(x1,x2) & n_baby(x2))
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_backpack(x3) & a_blue(s1) & Theme(s1,x3) & Actor(e1,x2) & v_sleep(e1) & (x1 = x2) & n_baby(x1))