People standing in front of mechanical equipment.
People are examining equipment for glitches.
People standing in front of equipment is not the same as examining. There is nothing to imply they were looking for glitches.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x3) & of(x3,x4) & n_equipment(x4) & a_mechanical(s1) & Theme(s1,x4) & n_front(x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_people(x1))
exists e1 x1 x2 x3.(for(e1,x3) & n_glitch(x3) & Theme(e1,x2) & Actor(e1,x1) & v_examine(e1) & n_equipment(x2) & n_people(x1))