Performing some bike maintenance, the lady lubricates a frame before assembly is completed.
bicycle shop worker at work
A lady can perform bike maintenance and not be a bicycle shop worker or be at work.
exists e1 e2 p1 x1 x2 x3 x4 x5.(n_lady(x4) & while(e2,e1) & exists e3 x6.(Theme(e3,x6) & v_complete(e3) & n_assembly(x6)) & before(e2,p1) & Theme(e2,x5) & Actor(e2,x4) & v_lubricate(e2) & n_frame(x5) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_maintenance(x2) & of(x2,x3) & n_bike(x3) & n_thing(x1))
exists x1 x2 x3 x4.(a_topic(x1) & at(x1,x4) & n_work(x4) & n_worker(x1) & of(x1,x3) & n_shop(x3) & of(x1,x2) & n_bicycle(x2))