Ex Volunteers My House for Funeral Guests

Am I The A Hole for telling my ex that she needs to "figure it out" when it comes to

hosting people for her grandmothers' funeral even through I am living in her "grandmothers' house?"

My ex and I got divorced earlier this year. When we were married, we bought her grandmothers'

house. This house was built in the 1910s and had been in my ex's family since then.

It is quite large. It was de-facto the house where my ex's family would stay when they came

into town for anything (this continued into our purchase of the house and was a part of my

decision to divorce her). When we bought it, we primarily used my pre-martial savings

and inheritance. That was five-ish years ago. When we got divorced, the court determined