sentences:  Under the 1925 constitution, the President served for a six-year term, without the possibility of immediate reelection only.In the original text of the 1980 constitution, the President served for an eight-year term without the possibility of immediate reelection.Some transitory disposals, fixed during the government of the general Augusto Pinochet, allowed the exceptional possibility of his reelection in the 1988 plebiscite.