A security officer is monitoring the crowd across the water.
Paul Blart eats a hot dog.
Paul Blart refers to a specific person while security officer does not. Monitoring and eats are separate actions.
exists e1 x1 x2 x3 x4.(n_water(x4) & n_crowd(x3) & Theme(e1,x3) & Actor(e1,x1) & v_monitor(e1) & across(x3,x4) & n_officer(x1) & of(x1,x2) & n_security(x2))
exists e1 s1 x1 x2 x3.(ne_per_blart(x1) & (x1 = x2) & ne_per_paul(x2) & Theme(e1,x3) & Actor(e1,x1) & v_eat(e1) & n_dog(x3) & a_hot(s1) & Theme(s1,x3))