Two man waiting at the subway for the train.
Two women wait for a taxi.
The two man cannot be two women at the same time. Also they cannot be in a subway waiting for a train and a taxi at the same time as these are done in different locations
exists e1 x1 x2 x3 x4.(n_train(x4) & n_subway(x3) & a_topic(x1) & at(e1,x3) & for(x3,x4) & Actor(e1,x2) & v_wait(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(for(e1,x2) & n_taxi(x2) & Actor(e1,x1) & v_wait(e1) & n_woman(x1) & card_eq_2(x1))