A man wearing a blue uniform working on mechanics.
A man is repairing a car.
Not every man wearing a blue uniform is repairing a car.
exists e1 e2 s1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & on(e1,x5) & n_mechanic(x5) & Actor(e1,x4) & v_work(e1) & (x3 = x4) & n_uniform(x3) & a_blue(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_repair(e1) & n_car(x2) & n_man(x1))