user: ### NOW ANSWER:
Question: What episode number in the series is "Tough Love"?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date']
Types: ['real', 'real', 'text', 'text', 'text', 'text']
Sample row: [145.0, 1.0, '"It Was a Dark and Stormy Night"', 'John Tracy', 'Marc Warren & Dennis Rinsler', 'September14,1993']
SQL:

assistant: SELECT MAX("No. in series") FROM "Table" WHERE "Title" = '"Tough Love"';