user: Question: What Rodger Corser Episode has a Rank of Senior Sergeant?
Columns: ['Actor/actress', 'Character', 'Rank', 'Tenure', 'Episodes']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Rodger Corser', 'Lawson Blake', 'Senior Sergeant', '2008–2011', '01–70']
SQL:

assistant: SELECT "Episodes" FROM "Table" WHERE "Rank" = 'Senior Sergeant' AND "Actor/actress" = 'Rodger Corser';