A group of people outside a church at a wedding.
Some people at a wedding.
a group is some people
exists x1 x2 x3 x4.(a_topic(x1) & at(x1,x4) & n_wedding(x4) & of(x1,x2) & outside(x2,x3) & n_church(x3) & n_people(x2) & n_group(x1))
exists x1 x2.(a_topic(x1) & at(x1,x2) & n_wedding(x2) & n_people(x1))