Worker's installing new water pipes.
People puggin in new plumpbing
Installing water pipes means doing plumpbing.
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_install(e1) & n_pipe(x3) & of(x3,x4) & n_water(x4) & a_new(s1) & Theme(s1,x3) & n_'s(x1) & (x1 = x2) & ne_nam_worker(x2))
exists e1 s1 x1 x2.(in(e1,x2) & n_plumpbing(x2) & a_new(s1) & Theme(s1,x2) & Actor(e1,x1) & v_puggin(e1) & n_people(x1))