A man teaches a classroom of children.
The man teaches the classroom of children about English.
A man can teach a classroom of children any topic and not just English.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_teach(e1) & of(x2,x3) & n_child(x3) & n_classroom(x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(ne_nam_english(x4) & n_classroom(x2) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_teach(e1) & of(x2,x3) & about(x3,x4) & n_child(x3))