two people with a dog sitting in front of the ocean
A couple are taking a vacation with their pet.
Two people sitting in front of the ocean are not necessarily on vacation. Sitting with a dog does not imply that the dog is the people's pet.
exists e1 x1 x2 x3 x4 x5.(n_ocean(x5) & a_topic(x1) & with(x1,x2) & in(e1,x4) & of(x4,x5) & n_front(x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_dog(x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(with(e1,x3) & n_pet(x3) & of(x3,x1) & n_thing(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_vacation(x2) & n_couple(x1))