A group of children and adults are cleaning up some debris.
The adults and children are working together.
The adults and children are working at cleaning up.
exists e1 s1 x1 x2 x3 x4 x5.(a_up(s1) & Manner(e1,s1) & Theme(e1,x5) & Actor(e1,x1) & v_clean(e1) & n_debris(x5) & of(x1,x2) & subset_of(x4,x2) & n_adult(x4) & subset_of(x3,x2) & n_child(x3) & n_group(x1))
exists e1 s1 x1 x2 x3.(n_child(x3) & n_adult(x2) & subset_of(x3,x1) & subset_of(x2,x1) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_work(e1))