user: Question: Who directed the title "The Razor's Edge"?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: [14.0, 1.0, '"Poppy\'s By the Tree (Part 1)"', 'Linda Day', 'Ron Leavitt & Michael G. Moye', 'September 27, 1987', '2.01']
SQL:

assistant: SELECT "Directed by" FROM "Table" WHERE "Title" = '"The Razor''s Edge"';