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

### Instruction:
When playing on grass who was the opponents in a year greater than 1993, and playing with Jonas Björkman?

### Inputs:
table_name: table, columns: ['Outcome', 'Year', 'Championship', 'Surface', 'Partner', 'Opponents', 'Score']

### Response:
SELECT Opponents FROM table WHERE Surface = grass AND Year > 1993 AND Partner = jonas björkman