Having the prince sort this out would be ideal.

Summary The adventurer is right.
Provide some mediation, Your Highness.
Um... Me...? Can I...?

You've read many books.
I'm sure you'll think of something.
Have you proof this is your pig? Huh?

I raised it! And you?

Well... If both of you claim it's yours,
why don't you split it in half?
Huh? Don't interfere, kid!
Oh... um, well, you keep some scary-looking companions, I see...
Hmm... fine! I can accept that.
Let's take it to the butcher right away.
W-what? No, not my Tarig...!
I give up. Sob... Just don't kill him!
She is the true owner of the pig.
Adventurer! Give it to her.
Ahahaha! Look at her run! Hahaha!

Well done, Your Highness.

...

Summary Grown-ups are fighting over a pig!
Don't know whose pig it is, but it sure looks tasty!

Quest Text Oh no it isn't!