A male and female fire performer, work their craft in front of an audience.
They may be juggling with fire.
Not all acts by fire performers involve juggling.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(in(e1,x6) & of(x6,x7) & n_audience(x7) & n_front(x6) & Theme(e1,x5) & Actor(e1,x1) & v_work(e1) & n_craft(x5) & of(x5,x2) & n_thing(x2) & n_performer(x3) & of(x3,x4) & n_fire(x4) & a_female(s1) & Theme(s1,x3) & n_male(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists e1 p1 x1.(n_thing(x1) & exists e2 x2.(with(e2,x2) & n_fire(x2) & Actor(e2,x1) & v_juggle(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_may(e1))