A construction worker is blowing debris off the sidewalk
A man cleans the dishes.
Cleaning the dishes cannot be done if you are blowing debris off the sidewalk.
exists e1 x1 x2 x3 x4.(n_sidewalk(x4) & off(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_blow(e1) & n_debris(x3) & n_worker(x1) & of(x1,x2) & n_construction(x2))
exists e1 x1 x2.(n_dish(x2) & Theme(e1,x2) & Actor(e1,x1) & v_clean(e1) & n_man(x1))