user: Question: What position does the Wales player who made more than 167 appearances, had more than 0 goals, and had a Leeds career from 1977–1982 play?
Columns: ['Nationality', 'Position', 'Leeds career', 'Appearances', 'Goals']
Types: ['text', 'text', 'text', 'real', 'real']
Sample row: ['England', '36 CB', '1920–1926', 208.0, 2.0]
SQL:

assistant: SELECT "Position" FROM "Table" WHERE "Appearances" > 167.0 AND "Nationality" = 'Wales' AND "Goals" > 0.0 AND "Leeds career" = '1977–1982';