Just err on the side of Fact, Evidence, Science and Logic.
Shifted, can you detail the argument so that we can assess who was correct and who was not.
This should be easy.
The substance of the confrontation would bore you all to tears.
The good news is though I waited for her to come around and approach me looking to reconcile. At that point we did and had a very constructive conversation. Hopefully fights will be less frequent and less intense going forward.
I'm happy that I don't have to deal with this shit anymore it is a real weight off my chest. Also glad I waited it out and didn't cave, that would definitely send the wrong message.