Motorcyclist performing while two men watch.
Two women are walking with strollers.
Two men can't be two women. Walking with strollers isn't watching a motorcyclist perform.
exists e2 e1 s1 x1 x2 x3.(ne_nam_motorcyclist(s1) & a_topic(s1) & Theme(e2,x3) & Actor(e2,e1) & v_watch(e2) & (s1 = x3) & while(e1,x2) & n_man(x2) & card_eq_2(x2) & Actor(e1,x1) & v_perform(e1) & n_thing(x1))
exists e1 x1 x2.(with(e1,x2) & n_stroller(x2) & Actor(e1,x1) & v_walk(e1) & n_woman(x1) & card_eq_2(x1))