Four females stand on the tip of their toes while practicing ballet in front of a black backdrop.
Four women and a man watch a ballet practice
Four females does not imply that a man watches ballet practice.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_toe(x3) & of(x3,x2) & n_thing(x2) & n_tip(x2) & while(e1,e2) & in(e2,x5) & of(x5,x6) & n_backdrop(x6) & a_black(s1) & Theme(s1,x6) & n_front(x5) & Theme(e2,x4) & Actor(e2,x1) & v_practice(e2) & n_ballet(x4) & on(e1,x2) & of(x2,x3) & Actor(e1,x1) & v_stand(e1) & n_female(x1) & card_eq_4(x1))
exists s1 x1.(a_topic(s1) & all x3 x2.((n_practice(x2) & of(x2,x3) & n_ballet(x3)) -> exists x4 x5.(subset_of(x4,s1) & for(x4,x2) & n_watch(x4) & of(x4,x5) & n_man(x5))) & subset_of(x1,s1) & n_woman(x1) & card_eq_4(x1))