A group of people are at an outside function of some type.
People are outside.
Outside function is a function that takes place outside.
exists p1 x1 x2.(exists s1 x3 x4.(at(x1,x3) & of(x3,x4) & n_type(x4) & n_function(x3) & a_outside(s1) & Theme(s1,x3)) & of(x1,x2) & n_people(x2) & n_group(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_people(x1))