Claim: 2004 CD Universidad San Martín season had five teams between February 29 and August 22,  one of which was Sport Boys founded on 28 July 1927.
Evidence: 29 February 2004 22 August 2004 F.B.C. Melgar Estudiantes de Medicina - Atlético Grau Universitario U. César Vallejo Cienciano Alianza Atlético Atlético Universidad