Asian man sweeping the walkway.
The man is a professional cleaner.
Not all men sweeping are a professional cleaner
exists e1 s1 x1 x2 x3.(n_walkway(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_sweep(e1) & (x1 = x2) & n_man(x1) & a_asian(s1) & Theme(s1,x1))
exists p1 x1.(n_man(x1) & exists s1 x2.((x1 = x2) & n_cleaner(x2) & a_professional(s1) & Theme(s1,x2)))