A group of small children listening to a teacher.
Some children are being spoken to by their teacher
A group of small children are some children, and being spoken to implies listening.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & to(e1,x4) & n_teacher(x4) & Actor(e1,x3) & v_listen(e1) & (x2 = x3) & n_child(x2) & a_small(s1) & Theme(s1,x2) & n_group(x1))
exists e1 x1 x2 x3.(Actor(e1,x3) & n_teacher(x3) & of(x3,x1) & n_thing(x1) & to(e1,x2) & n_thing(x2) & Theme(e1,x1) & v_speak(e1) & n_child(x1))