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

### Instruction:
If the first player chooses RB B, what is the second player's choices?

### Inputs:
table_name: table, columns: ['1st players choice', '2nd players choice', 'Probability 1st player wins', 'Probability 2nd player wins', 'Probability of a draw']

### Response:
SELECT 2nd players choice FROM table WHERE 1st players choice = RB B