A group of people at a festival.
There are many people outside.
A group of people is many people and a festival is outside.
exists x1 x2 x3.(a_topic(x1) & of(x1,x2) & at(x2,x3) & n_festival(x3) & n_people(x2) & n_group(x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & Theme(s1,x3) & a_outside(s1) & (x2 = x3) & n_people(x2) & n_quantity(x2))