Many young boys and girls in a classroom leaning on each other in a line and smiling.
The classroom is empty.
Boys and girls are empty.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & in(x1,x4) & in(e1,x6) & n_smiling(x8) & n_line(x7) & subset_of(x8,x6) & subset_of(x7,x6) & all x9.(n_other(x9) -> on(e1,x9)) & Actor(e1,x5) & v_lean(e1) & (x4 = x5) & n_classroom(x4) & n_girl(x3) & n_boy(x2) & subset_of(x3,x1) & subset_of(x2,x1) & a_young(s1) & Theme(s1,x1) & n_quantity(x1))
exists s1 x1.(n_classroom(x1) & Theme(s1,x1) & a_empty(s1))