Workers constructing a temporary structure.
Children are painting on a temporary structure
There can be either workers or children. Ones can be either constructing or painting.
exists e1 s1 x1 x2.(ne_nam_workers(x1) & Theme(e1,x2) & Actor(e1,x1) & v_construct(e1) & n_structure(x2) & a_temporary(s1) & Theme(s1,x2))
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_structure(x3) & a_temporary(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & n_thing(x2) & n_child(x1))