Parasailer doing flip in midair.
The Parasailer is off the ground.
The parasailer must off the ground in order to flip in midair.
exists e1 x1 x2 x3.(ne_nam_parasailer(x1) & in(e1,x3) & n_midair(x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_flip(x2))
exists p1 x1 x2.(n_ground(x2) & n_parasailer(x1) & off(x1,x2))