Stories / Rules based on slot values

Hi all,

Let’s say I have a bot that does the following greet -> ask what user would like to do (choice: 1,2,3) -> branch out to different stories based on user input. I understand that the correct way to do it in a story is image

I am curious if I can start a story based on a slot_was_set event so that I do not need to rewrite the previous steps (or can I set a rule to perform the following action every time the slot is set to 1):