CREATE TABLE table_name_71 (winner VARCHAR(255), week_of VARCHAR(255), runner_up VARCHAR(255))
Who is the winner in the week listed as 26 June 2 weeks, when the runner-up is Arantxa Sánchez Vicario?
    
SQL: SELECT winner FROM table_name_71 WHERE week_of = "26 june 2 weeks" AND runner_up = "arantxa sánchez vicario"