Three students are listening to their teacher.
Three students are ignoring their teacher while they text.
listening and ignoring or two different things , ignoring is not hearing or paying attention and listening is.
exists e1 x1 x2.(to(e1,x2) & n_teacher(x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_listen(e1) & n_student(x1) & card_eq_3(x1))
exists e1 p1 x1 x2.(exists e2.(Actor(e2,x1) & v_text(e2)) & n_thing(x1) & n_thing(x1) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_ignore(e1) & n_teacher(x2) & of(x2,x1) & n_student(x1) & card_eq_3(x1))