Two Asians engage in a staring contest while they wait for the train.
A boy and a girl have a staring contest while waiting for the train
Two Asians engage in a staring contest while they wait for the train does not indicate that they are boy and a girl
exists e2 e1 p1 x1 x2 x3.(n_train(x3) & ne_nam_asians(x1) & card_eq_2(x1) & exists e3.(for(e3,x3) & Actor(e3,x2) & v_wait(e3)) & n_thing(x2) & while(e1,p1) & in(e1,x2) & n_contest(x2) & Actor(e2,x2) & v_stare(e2) & Actor(e1,x1) & v_engage(e1))
exists e1 e3 e2 x1 x2 x3 x4 x5.(n_train(x5) & while(e2,e3) & for(e3,x5) & Actor(e3,x1) & v_wait(e3) & Theme(e2,x4) & Actor(e2,x1) & v_have(e2) & n_contest(x4) & Actor(e1,x4) & v_stare(e1) & subset_of(x3,x1) & n_girl(x3) & subset_of(x2,x1) & n_boy(x2))