A contortionist is doing a move on stage for people.
People gather for a show.
Even though the man is on stage, people may not be about to gather to see him.
exists e1 x1 x2 x3 x4.(for(e1,x4) & n_people(x4) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & on(x2,x3) & n_stage(x3) & n_move(x2) & n_contortionist(x1))
exists e1 x1 x2.(for(e1,x2) & n_show(x2) & Actor(e1,x1) & v_gather(e1) & n_people(x1))