A group of people in white are juggling.
People are in a park juggling.
Just because they are juggling does not necessarily mean they are in a park.
exists e1 x1 x2 x3.(Actor(e1,x1) & v_juggle(e1) & of(x1,x2) & in(x2,x3) & n_white(x3) & n_people(x2) & n_group(x1))
exists p1 x1.(exists x2 x3.(in(x1,x2) & n_juggling(x2) & of(x2,x3) & n_park(x3)) & n_people(x1))