CREATE TABLE table_71911 ("Tournament" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents in the final" TEXT, "Score in the final" TEXT)

Played on Clay Surface, what was the Score of the Dortmund Tournament?
SELECT "Score in the final" FROM table_71911 WHERE "Surface" = 'clay' AND "Tournament" = 'dortmund'
SELECT "Score in the final" FROM "table_71911" WHERE "Surface" = 'clay' AND "Tournament" = 'dortmund'