Two men are jogging in shorts.
The men are running in a race.
Not all men jogging are running in a race.
exists e1 x1 x2.(in(e1,x2) & n_shorts(x2) & Actor(e1,x1) & v_jog(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_man(x1) & in(e1,x2) & n_race(x2) & Actor(e1,x1) & v_run(e1))