Many African adults are standing in a classroom.
There's a large group of people.
A large group of people can be many African adults.
exists e1 s1 x1 x2.(in(e1,x2) & n_classroom(x2) & Actor(e1,x1) & v_stand(e1) & n_adult(x1) & a_african(s1) & Theme(s1,x1) & n_quantity(x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & of(x2,x3) & n_people(x3) & n_group(x2) & a_large(s1) & Theme(s1,x2))