When the girls singles is lindaweni fanetri what is the mixed doubled?
CREATE TABLE "juniors" (
  "year" real,
  "boys_singles" text,
  "girls_singles" text,
  "boys_doubles" text,
  "girls_doubles" text,
  "mixed_doubles" text
);
SELECT "mixed_doubles" FROM "juniors" WHERE "girls_singles"='Lindaweni Fanetri';