A man and a woman sit outside of a restaurant.
The couple is married.
The man and woman sitting together doesn't mean they are a couple or married.
exists e1 x1 x2 x3 x4.(of(e1,x4) & n_restaurant(x4) & r_outside(e1) & Actor(e1,x1) & v_sit(e1) & subset_of(x3,x1) & n_woman(x3) & subset_of(x2,x1) & n_man(x2))
exists e1 x1.(n_couple(x1) & Theme(e1,x1) & v_marry(e1))