The young girl is swinging high above the ground on a nice summer day.
The girl is playing.
Someone swinging doesn't necessarily mean they are playing.
exists e1 p1 s1 s2 x1 x2 x3 x4.(n_ground(x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1) & above(e1,x2) & on(x2,x3) & n_day(x3) & of(x3,x4) & n_summer(x4) & a_nice(s2) & Theme(s2,x3) & exists s3.(Theme(s3,x1) & a_high(s3)) & Topic(e1,p1) & Actor(e1,x1) & v_swing(e1))
exists e1 x1.(n_girl(x1) & Actor(e1,x1) & v_play(e1))