A crowd sitting outside on beach towels.
The crowd is waiting for a concert to start.
People sitting outside does not mean they are waiting for a concert to start.
exists e1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & n_towel(x3) & of(x3,x4) & n_beach(x4) & r_outside(e1) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_crowd(x1))
exists e1 p1 x1 x2.(n_crowd(x1) & for(e1,x2) & Topic(x2,p1) & exists e2.(Actor(e2,x2) & v_start(e2)) & n_concert(x2) & Actor(e1,x1) & v_wait(e1))