The couples are dancing in the streets.
There are people dancing at a festival.
The couples are dancing in the streets does not mean they are dancing at a festival
exists e1 x1 x2.(n_street(x2) & n_couple(x1) & in(e1,x2) & Actor(e1,x1) & v_dance(e1))
exists p1 x1 e1 x2 x3 x4.((x1 = x2) & at(e1,x4) & n_festival(x4) & Actor(e1,x3) & v_dance(e1) & (x2 = x3) & n_people(x2))