CREATE TABLE table_28364 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" CLOB, "Vessel Type" CLOB, "Vessel Operator" CLOB, "Narrated by" CLOB, "Original air date" FLOAT)

Who narrated when the vessel operator is de beers?
SELECT "Narrated by" FROM table_28364 WHERE "Vessel Operator" = 'De Beers'
SELECT "Narrated by" FROM "table_28364" WHERE "Vessel Operator" = 'De Beers'