A man performing for a crowd.
A man performs a juggling act for a crowd.
Not every performer is juggling.
exists e1 x1 x2 x3.(a_topic(x1) & for(e1,x3) & n_crowd(x3) & Actor(e1,x2) & v_perform(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(for(e1,x4) & n_crowd(x4) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_act(x2) & of(x2,x3) & n_juggling(x3) & n_man(x1))