user: Question: What's the series number of the episode with a season number 5, written by Bernie Ancheta?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date', 'Prod. code', 'U.S. Viewers (in millions)']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [22.0, 1.0, '"Zeke Jumps the Shark"', 'Eyal Gordin', 'Tom Burkhard', 'March15,2010', '201', '0.8']
SQL:

assistant: SELECT "No. in series" FROM "Table" WHERE "Written by" = 'Bernie Ancheta' AND "No. in season" = 5.0;