Claim: In the 1999 Copa Peru Region IV Peruvian football tournament, Somos Aduanas (founded in 1996) made second position, with nine points, three losses and three wins, while the opposing team Aurora Chancaylio made third position.
Evidence: The 1999 Copa Perú season (Spanish: Copa Perú 1999), the promotion tournament of Peruvian football. 1996 2 9 3 3 3 Aurora Chancayllo