A person is cartwheeling over another person while a third person runs behind them.
These people are female.
Just because people are dancing doesn't mean they are female.
exists e1 p1 x1 x2.(exists e2 s1 x3.(behind(e2,x1) & Actor(e2,x3) & v_run(e2) & n_person(x3) & a_third(s1) & Theme(s1,x3)) & n_thing(x1) & while(e1,p1) & over(e1,x2) & n_person(x2) & -(x2 = x1) & n_person(x1) & n_person(x1) & Actor(e1,x1) & v_cartwheel(e1))
exists s1 x1.(n_people(x1) & Theme(s1,x1) & a_female(s1))