You get a new passport in your married name.   You already changed your name legally, you just didn't get a new passport.  Unless you actually live in that house, it is not your primary residence in the present tense.  (Until you do)  If it is your intent to live there, you can indicate that in the next stage and you can mention the intention now.  Dad's will is about your ownership, not your domicile or the bona fides of your marital relationship.
 
	 
 
	Keep context in mind at all times and focus on what is actually true.  It will serve you much better than anything you can contrive.
 
	 
 
	I feel compelled to say again that the evidence you have been living together in Nigeria for as long as you have, should be your focus at this time.  It's plenty.