updated lab 6 for clarity

Author: sawansri

labs/6.md

@@ -153,7 +153,9 @@ First, grab the python file for the service you will be running from the
 [decal-labs repo](https://github.com/0xcf/decal-labs/blob/master/a7/server.py) using `wget` or something similar to download
 it. You'll likely also need to install `tornado` using `sudo apt install python3-tornado`.
 
-When run (`python3 server.py`), this script will start up 6 different HTTP
+Next, run the script using `python3 server.py`.
+
+After running `python3 server.py`, the script will start up 6 different HTTP
 server workers listening on ports 8080 to 8085 (inclusive). Each worker returns
 different content to make it clear which one you are talking to for this lab
 ("Hello, I am ID 0" for instance), but in real usage they would generally all