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

### Instruction:
What's the series number of the episode with a broadcast order s04 e07?

### Inputs:
table_name: table, columns: ['Number in series', 'Broadcast Order', 'Title', 'Villain/s', 'U.S. Air Date', 'Production Code']

### Response:
SELECT MAX Number in series FROM table WHERE Broadcast Order = S04 E07