Construction workers are working under a light at night.
The construction workers are working outside.
Under a light at night implies being outside.
exists e1 x1 x2 x3 x4.(at(e1,x4) & n_night(x4) & under(e1,x3) & n_light(x3) & Actor(e1,x1) & v_work(e1) & n_worker(x1) & of(x1,x2) & n_construction(x2))
exists e1 s1 x1 x2.(n_worker(x1) & of(x1,x2) & n_construction(x2) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_work(e1))