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

### Instruction:
Name the least rank for lane less than 5 for germany and sandra völker

### Inputs:
table_name: table, columns: ['Rank', 'Lane', 'Name', 'Nationality', 'Time']

### Response:
SELECT MIN Rank FROM table WHERE Lane < 5 AND Nationality = germany AND Name = sandra völker