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

### Instruction:
Which Round has a Nationality of united states, and a College/Junior/Club Team (League) of breck school (ushs)?

### Inputs:
table_name: table, columns: ['Round', 'Player', 'Nationality', 'NHL team', 'College/Junior/Club Team (League)']

### Response:
SELECT MIN Round FROM table WHERE Nationality = united states AND College/Junior/Club Team (League) = breck school (ushs)