A group watches a man as he gives a presentation.
The man is explaining the wonders of the universe.
A presentation could cover any range of topics not just the wonders of the universe.
exists e1 p1 x1 x2.(exists e2 x3.(Theme(e2,x3) & Actor(e2,x1) & v_give(e2) & n_presentation(x3)) & n_male(x1) & as(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_man(x2) & n_group(x1))
exists e1 x1 x2 x3.(n_universe(x3) & n_wonder(x2) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_explain(e1) & of(x2,x3))