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

### Instruction:
Which LEMA/SUBLEMA has a Ch of Senators of 2?

### Inputs:
table_name: table, columns: ['LEMA/SUBLEMA', 'Candidates', 'Votes', 'Ch. of Senators', 'Ch. of Deputies']

### Response:
SELECT LEMA/SUBLEMA FROM table WHERE Ch. of Senators = 2