
I'm something of an EXPERT on the subject.
Game of Thrones Season 3, Episode 6

Now you're an EXPERT.
The Big Bang Theory Season 5, Episode 16

You arrive at the capital,
an EXPERT in poisoning,
Game of Thrones Season 4, Episode 3

Well, you're the EXPERT. Tell me.
Game of Thrones Season 2, Episode 8

Raquel, I’m a firearms EXPERT.
Money Heist Season 1, Episode 5