A child gymnast performs a trick in a gymnasium.
A child does gymnastics at the gym.
child gymnast performs is same as child does gymnastics
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_gymnasium(x4) & Theme(e1,x3) & Actor(e1,x1) & v_perform(e1) & n_trick(x3) & n_gymnast(x1) & of(x1,x2) & n_child(x2))
exists e1 x1 x2 x3.(n_gym(x3) & at(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_gymnastics(x2) & n_child(x1))