Young adults relaxing on a sofa and the floor.
Young adults relax on the sofa.
Relaxing on a sofa  relax on the sofa are same action of relaxing .
exists e1 s1 x1 x2 x3 x4 x5.(n_floor(x5) & a_topic(x1) & on(e1,x3) & subset_of(x5,x3) & subset_of(x4,x3) & n_sofa(x4) & Actor(e1,x2) & v_relax(e1) & (x1 = x2) & n_adult(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_sofa(x2) & on(e1,x2) & Actor(e1,x1) & v_relax(e1) & n_adult(x1) & a_young(s1) & Theme(s1,x1))