CREATE TABLE table_name_10 (copa_libertadores_1996 VARCHAR(255), supercopa_1995 VARCHAR(255), team VARCHAR(255))
which Copa Libertadores 1996 has round 1 Supercopa 1995 and argentinos juniors team ?
    
SQL: SELECT copa_libertadores_1996 FROM table_name_10 WHERE supercopa_1995 = "round 1" AND team = "argentinos juniors"