A man sitting on a green bench talking on the telephone.
The green bench is an alien.
not every bench is green
exists e1 e2 s1 x1 x2 x3 x4.(n_telephone(x4) & a_topic(x1) & for(e1,e2) & on(e2,x4) & Actor(e2,x2) & v_talk(e2) & on(e1,x3) & n_bench(x3) & a_green(s1) & Theme(s1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1))
exists p1 s1 x1.(n_bench(x1) & a_green(s1) & Theme(s1,x1) & exists x2.((x1 = x2) & n_alien(x2)))