Family members enjoying a beautiful sunny day at the park.
A family reunion being held at the park.
Just because family members are at a park doesn't mean that they were have a reunion.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_park(x5) & a_topic(x1) & at(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_enjoy(e1) & n_day(x4) & a_sunny(s2) & Theme(s2,x4) & a_beautiful(s1) & Theme(s1,x4) & (x1 = x3) & n_member(x1) & (x1 = x2) & ne_nam_family(x2))
exists e1 x1 x2 x3 x4.(n_park(x4) & a_topic(x1) & at(e1,x4) & Theme(e1,x3) & v_hold(e1) & (x1 = x3) & n_reunion(x1) & of(x1,x2) & n_family(x2))