A Primera División team plays in which city that is located in the Cyuo region of Argentina?
San Martín de San Juan Club Atlético San Martín, mostly known as San Martín de San Juan, is an Argentine football club from the city of San Juan. The team currently plays in the Primera División, the first division of the Argentine football league system.
Lomas Athletic Club Lomas Athletic Club is an Argentine sports club from the Lomas de Zamora district of Greater Buenos Aires. One of Argentina's oldest clubs still in existence, Lomas is one of the four institutions that founded the "River Plate Rugby Championship" (current Unión Argentina de Rugby) in 1899, The rugby union team plays at Torneo de la URBA, the top division of Argentine rugby.