A young man is hard at work cleaning the floor.
A man is preparing for a health inspection.
Just because A young man is hard at work cleaning the floor does not indicate that he is preparing for a health inspection.
exists e1 s1 s2 x1 x2 x3 x4.(n_floor(x4) & at(s2,x2) & Theme(e1,x4) & Actor(e1,x3) & v_clean(e1) & (x2 = x3) & n_work(x2) & Theme(s2,x1) & a_hard(s2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(for(e1,x2) & n_inspection(x2) & of(x2,x3) & n_health(x3) & Actor(e1,x1) & v_prepare(e1) & n_man(x1))