An older lady teacher talking to young students who are in uniform in front of the classroom building.
The teacher is giving the students a tour of the school.
Just because she is talking to young children in front of the classroom building, doesn't mean she is the teacher.
exists e1 p1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(n_building(x7) & of(x7,x8) & n_classroom(x8) & a_topic(x1) & to(e1,x4) & in(p1,x6) & of(x6,x7) & n_front(x6) & exists x9.(in(x5,x9) & n_uniform(x9)) & (x4 = x5) & n_student(x4) & a_young(s2) & Theme(s2,x4) & Actor(e1,x3) & v_talk(e1) & (x1 = x3) & n_teacher(x1) & of(x1,x2) & n_lady(x2) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists e1 x1 x2 x3 x4.(n_student(x4) & n_school(x3) & n_teacher(x1) & Recipient(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & of(x2,x3) & n_tour(x2))