This might be too little too late, but after extraction, I do not see the transformation execution step and the further sub steps. Are you sure you have activated the transformation?
To test the newly added rule, you have a test rule button in the rule assignment window. Test the rule and check if you are getting the desired value.
If it does not resolve your issue, post your questions a little clearly.
I don't understand your point #3 in the above post.
Anyway, all the best.