A man in protective gear welds a piece of metal on a machine.
A man is  eating in Restaurant.
Eating is different than welds.
exists e1 s1 x1 x2 x3 x4 x5.(Theme(e1,x3) & Actor(e1,x1) & v_weld(e1) & on(x3,x5) & n_machine(x5) & of(x3,x4) & n_metal(x4) & n_piece(x3) & in(x1,x2) & n_gear(x2) & a_protective(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(ne_geo_restaurant(x2) & in(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_man(x1))