A group of people are gathered at some type of outdoor event.
There are people together outside.
In order to be together outside people must be gathered outdoors.
exists e1 s1 x1 x2 x3 x4.(at(e1,x3) & of(x3,x4) & n_event(x4) & a_outdoor(s1) & Theme(s1,x4) & n_type(x3) & Theme(e1,x1) & v_gather(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists p1 s1 s2 x1.(a_outside(s2) & Manner(p1,s2) & a_together(s1) & Manner(p1,s1) & exists x2.((x1 = x2) & n_people(x2)))