Who played the role of the "president of NBC West Coast" in the first episode?
who refers to name; the role of the "president of NBC West Coast" refers to role = 'president of NBC West Coast'; the first episode refers to episode = 1
SELECT T2.name FROM Credit AS T1 INNER JOIN Person AS T2 ON T2.person_id = T1.person_id INNER JOIN Episode AS T3 ON T1.episode_id = T3.episode_id WHERE T3.episode = 1 AND T1.role = 'president of NBC West Coast'