A man is holding camera equipment while talking to two other men.
the men are mute
Men cannot be mute if they are talking.
exists e2 e1 x1 x2 x3 x4.(while(e1,e2) & to(e2,x4) & -(x4 = x1) & n_man(x1) & n_man(x1) & n_man(x4) & card_eq_2(x4) & Actor(e2,x1) & v_talk(e2) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_equipment(x2) & of(x2,x3) & n_camera(x3))
exists s1 x1.(n_man(x1) & Theme(s1,x1) & a_mute(s1))