user: Question: Who was the Kit manufacturer that was has shirts sponsored by Walkers?
Columns: ['Team', 'Manager', 'Captain', 'Kit manufacturer', 'Shirt sponsor']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Arsenal', 'Stewart Houston (caretaker)', 'Tony Adams', 'Nike', 'JVC']
SQL:

assistant: SELECT "Kit manufacturer" FROM "Table" WHERE "Shirt sponsor" = 'Walkers';