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

### Instruction:
Which silver has a Bronze of 1, a Total of 4, and a Nation of slovakia?

### Inputs:
table_name: table, columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']

### Response:
SELECT Silver FROM table WHERE Bronze = 1 AND Total = 4 AND Nation = slovakia