Question: Which language's launch was in 2006 when then hanzi was 青海电视台藏语综合频道?
SQL: SELECT "Language" FROM "2-15147453-3" WHERE "Launch" = 2006.0 AND "Hanzi" = '青海电视台藏语综合频道';

Question: Which hanzi's name is NMTV Mongolian Satellite Television?
SQL: SELECT "Hanzi" FROM "2-15147453-3" WHERE "Name" = 'NMTV Mongolian Satellite Television';

Question: Which hanzi's launch is before 2009, when the language was Tibetan, and the name was Qinghai Tibetian General Channel?
SQL: SELECT "Hanzi" FROM "2-15147453-3" WHERE "Launch" < 2009.0 AND "Language" = 'Tibetan' AND "Name" = 'Qinghai Tibetian General Channel';