2 rent a steam cleaner and use pet odor remover shampoo.
(Yet.) Your pet shop will probably have some enzymatic cleansers that will break down the material that remains in the carpet. The problem is that soaps can interfere with the enzymes. So you treat it thoroughly with the pet odor removal enzymes, and when that's all good you can shampoo if you want.
I had a poor old, HUGE doggie I rescued and he occasionally had terrible bowel episodes ALL over - food allergies or something we never did get to the bottom of. But that stuff really does help.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.