He's the one WHO put a knife
through Craster's mouth.
Game of Thrones Season 4, Episode 3
Or do you like girls WHO swoon, Jon Snow?
Game of Thrones Season 3, Episode 7
So, WHO is this guy?
The Big Bang Theory Season 9, Episode 10
WHO assembled a group
of wise men
The Big Bang Theory Season 7, Episode 20
I am the one WHO spent two years
trying to get him to go to the beach.
The Big Bang Theory Season 4, Episode 19