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

### Instruction:
Who was the winner after 1989 when Stronach Stable was the owner?

### Inputs:
table_name: table, columns: ['Year', 'Winner', 'Jockey', 'Trainer', 'Owner']

### Response:
SELECT Winner FROM table WHERE Year > 1989 AND Owner = stronach stable