Worker in orange jumpsuit and headlamp standing by equipment.
The worker is sitting
The worker cannot be standing and sitting at the same time.
exists s1 x1 x2 x3 x4 x5 x6.(ne_nam_worker(x1) & a_topic(s1) & subset_of(x4,s1) & by(x4,x6) & n_equipment(x6) & n_standing(x4) & of(x4,x5) & n_headlamp(x5) & subset_of(x1,s1) & in(x1,x2) & n_jumpsuit(x2) & of(x2,x3) & n_orange(x3))
exists e1 x1.(n_worker(x1) & Actor(e1,x1) & v_sit(e1))