CREATE TABLE table_34568 ("Episode No." CLOB, "Episode Title" CLOB, "UK Broadcast Date" CLOB, "Presenter" CLOB, "Countries Visited" CLOB)

What is the episode title of the episode with Ben Okri as the presenter?
SELECT "Episode Title" FROM table_34568 WHERE "Presenter" = 'ben okri'
SELECT "Episode Title" FROM "table_34568" WHERE "Presenter" = 'ben okri'