CREATE TABLE table_71772 ("Year" FLOAT, "Men's singles" TEXT, "Women's singles" TEXT, "Men's doubles" TEXT, "Women's doubles" TEXT, "Mixed doubles" TEXT)

Who won Women's doubles when Zen Yaqiong won Women's singles?
SELECT "Women's doubles" FROM table_71772 WHERE "Women's singles" = 'zen yaqiong'
SELECT "Women's doubles" FROM "table_71772" WHERE "Women's singles" = 'zen yaqiong'