Who's this?
He's a vet.
Is this your violin?
No, it isn't.
Who's this?
He's my uncle.
What's this?
It's a violin.
What's this?
It's an umbrella.
Is this your van?
Yes, it is.
What's this?
It's a van.
What's this?
It's up.
Is this your umbrella?
No, it isn't.
Who's this?
He's an umpire.
What's this?
It's a vest.
Is this your vest?
No, it isn't.