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

### Instruction:
Which 2nd senior VIII that also has a 4th senior stm?

### Inputs:
table_name: table, columns: ['Crew', 'Open 1st VIII', 'Senior 2nd VIII', 'Senior 3rd VIII', 'Senior IV', 'Year 12 Single Scull', 'Year 11 Single Scull']

### Response:
SELECT Senior 2nd VIII FROM table WHERE Senior IV = stm