Workers are at work under scaffolding.
Working are taking break
Workers cannot take a break at the same time they work under scaffolding.
exists p1 x1.(exists x2 x3.(at(x1,x2) & under(x2,x3) & n_scaffolding(x3) & n_work(x2)) & n_worker(x1))
exists e1 x1 x2.(ne_nam_working(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_break(x2))