Two girls are practicing yoga in a park.
People are doing yoga in a city park.
Not all parks are city parks.
exists e1 x1 x2 x3.(in(e1,x3) & n_park(x3) & Theme(e1,x2) & Actor(e1,x1) & v_practice(e1) & n_yoga(x2) & n_girl(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(in(e1,x3) & n_park(x3) & of(x3,x4) & n_city(x4) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_yoga(x2) & n_people(x1))