Hispanic people sitting on the beach in the sand talking on the phone.
The phone is an iphone.
We can't tell if it is an iphone.
exists e1 e2 s1 x1 x2 x3 x4 x5.(n_phone(x5) & n_sand(x4) & n_beach(x3) & a_topic(x1) & for(e1,e2) & on(e2,x5) & Actor(e2,x2) & v_talk(e2) & in(e1,x4) & on(e1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_people(x1) & a_hispanic(s1) & Theme(s1,x1))
exists p1 x1.(n_phone(x1) & exists x2.((x1 = x2) & n_iphone(x2)))