CREATE TABLE table_26470 ("World record" TEXT, "Hicham El Guerrouj  (  MAR  ) " TEXT, "3:26.00" TEXT, "Rome  ,  Italy" TEXT, "14 July 1998" TEXT)

What is the world record when 14 July 1998 is 13 August 1997?
SELECT "World record" FROM table_26470 WHERE "14 July 1998" = '13 August 1997'
SELECT "World record" FROM "table_26470" WHERE "14 July 1998" = '13 August 1997'