A construction worker bulldozes dirt clear.
A worker is eating lunch.
A worker is either eating or bulldozing.
exists e1 p1 x1 x2 x3.(exists s1.(Theme(s1,x1) & a_clear(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_dirt(e1) & n_bulldoze(x1) & of(x1,x3) & n_worker(x3) & of(x1,x2) & n_construction(x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_lunch(x2) & n_worker(x1))