CREATE TABLE table_204_779 (id NUMBER, "network name" CLOB, "flagship" CLOB, "programming type" CLOB, "owner" CLOB, "affiliates" NUMBER)

how many networks does televisa own ?
SELECT COUNT("network name") FROM table_204_779 WHERE "owner" = 'televisa'
SELECT COUNT("network name") FROM "table_204_779" WHERE "owner" = 'televisa'