Little boy is sleeping on a brown sofa.
Child is sleeping on furniture.
little boy is and sofa is furniture
exists e1 s1 s2 x1 x2.(on(e1,x2) & n_sofa(x2) & a_brown(s2) & Theme(s2,x2) & Actor(e1,x1) & v_sleep(e1) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2.(on(e1,x2) & n_furniture(x2) & Actor(e1,x1) & v_sleep(e1) & n_child(x1))