A group of people stand near a tree playing instruments.
The people are outside
"near a tree " implies they are "outside"
exists e1 x1 x2 x3 x4 x5.(near(e1,x3) & n_instrument(x3) & of(x3,x5) & n_playing(x5) & of(x3,x4) & n_tree(x4) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists s1 x1.(n_people(x1) & Theme(s1,x1) & a_outside(s1))