A group of people enjoying a beautiful day in the park.
A group of people are at the park on a snowy day.
A beautiful day does not have to be a snowy day.
exists e1 s1 x1 x2 x3 x4 x5.(n_park(x5) & a_topic(x1) & of(x1,x2) & in(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_enjoy(e1) & n_day(x4) & a_beautiful(s1) & Theme(s1,x4) & (x2 = x3) & n_people(x2) & n_group(x1))
exists p1 x1 x2 x3.(n_park(x3) & exists s1 x4.(at(x1,x3) & on(x3,x4) & n_day(x4) & a_snowy(s1) & Theme(s1,x4)) & of(x1,x2) & n_people(x2) & n_group(x1))