Middle-age students sitting in rows of tables listening to a teacher sitting in front of room behind desk.
Adult education students are listening to a lecture given by their professor.
Middle-age students are not necessarily adult education students.
exists e1 e3 e2 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(a_topic(x1) & in(e1,x3) & of(x3,x4) & to(e2,x6) & in(e3,x8) & of(x8,x9) & behind(x9,x10) & n_desk(x10) & n_room(x9) & n_front(x8) & Actor(e3,x7) & v_sit(e3) & (x6 = x7) & n_teacher(x6) & Actor(e2,x5) & v_listen(e2) & (x4 = x5) & n_table(x4) & n_row(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_student(x1) & a_middle-age(s1) & Theme(s1,x1))
exists e1 e2 x1 x2 x3 x4 x5 x6.(to(e1,x4) & Actor(e2,x6) & n_professor(x6) & of(x6,x1) & n_thing(x1) & Theme(e2,x5) & v_give(e2) & (x4 = x5) & n_lecture(x4) & Actor(e1,x1) & v_listen(e1) & n_student(x1) & of(x1,x3) & n_education(x3) & (x1 = x2) & ne_nam_adult(x2))