A female martial arts student demonstrates with a weapon while others watch.
the people watching are all men
Men are not the only gender who watch martial arts, the audience could also be full of women as well.
exists e1 p1 s1 s2 x1 x2 x3.(exists e2 x4.(Actor(e2,x4) & v_watch(e2) & -(x4 = x1) & n_person(x4)) & n_person(x1) & while(e1,p1) & with(e1,x3) & n_weapon(x3) & Actor(e1,x1) & v_demonstrate(e1) & n_student(x1) & of(x1,x2) & n_art(x2) & a_martial(s2) & Theme(s2,x1) & a_female(s1) & Theme(s1,x1))
exists e1 p1 x1 x2.(n_people(x1) & all x3.(n_man(x3) -> (x1 = x3)) & Actor(e1,x2) & v_watch(e1) & (x1 = x2))