Two people are standing near their motorcycles.
Two people and vehicles.
Motorcycles are vehicles.
exists e1 x1 x2.(near(e1,x2) & n_motorcycle(x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & card_eq_2(x1))
exists s1 s2 x1 x2.(n_vehicle(x2) & a_.(s2) & Theme(s2,x2) & n_people(x1) & subset_of(x2,s1) & subset_of(x1,s1) & card_eq_2(s1) & a_topic(s1))