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

### Instruction:
For what motion picture did Samuel L. Jackson win the best supporting actor award before 1997?

### Inputs:
table_name: table, columns: ['Year', 'Actor', 'Award', 'Motion Picture', 'Result']

### Response:
SELECT Motion Picture FROM table WHERE Award = best supporting actor AND Actor = samuel l. jackson AND Year < 1997