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

### Instruction:
How many people directed "the one with rachel's dream"?

### Inputs:
table_name: table, columns: ['No in series', 'No in season', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code']

### Response:
SELECT COUNT Directed by FROM table WHERE Title = "The One with Rachel's Dream"