A person performing tricks on a bicycle in a skate park.
A girl preforms tricks in a skate park.
The person performing tricks in a bicycle is a girl.
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(e1,x5) & n_park(x5) & of(x5,x6) & n_skate(x6) & on(e1,x4) & n_bicycle(x4) & Theme(e1,x3) & Actor(e1,x2) & v_perform(e1) & n_trick(x3) & (x1 = x2) & n_person(x1))
exists e1 x1 x2 x3 x4.(in(e1,x3) & n_park(x3) & of(x3,x4) & n_skate(x4) & Theme(e1,x2) & Actor(e1,x1) & v_preform(e1) & n_trick(x2) & n_girl(x1))