Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the Opponent name at memorial stadium • minneapolis, mn on 10/20/1928?

### Inputs:
table_name: table, columns: ['Date', 'Opponent#', 'Site', 'Result', 'Attendance']

### Response:
SELECT Opponent# FROM table WHERE Site = memorial stadium • minneapolis, mn AND Date = 10/20/1928