user: Question: What is the production code of the episode titled "Lenny"?
Columns: ['Series #', 'Title', 'Directed by', 'Written by', 'Original air date', 'Prod. code']
Types: ['real', 'text', 'text', 'text', 'text', 'real']
Sample row: [1.0, '"Pilot"', 'Ted Wass', 'Don Reo', 'September25,2009', 101.0]
SQL:

assistant: SELECT "Prod. code" FROM "Table" WHERE "Title" = '"Lenny"';