CREATE TABLE table_39697 ("Call sign" TEXT, "Launched" TEXT, "Transmitting from" TEXT, "Coverage" TEXT, "Languages" TEXT, "Frequency" TEXT)

What is the launched date of the station in cora huichol tepehuano nahuatl language?
SELECT "Launched" FROM table_39697 WHERE "Languages" = 'cora huichol tepehuano nahuatl'
SELECT "Launched" FROM "table_39697" WHERE "Languages" = 'cora huichol tepehuano nahuatl'