Season 7, Episode 13: "The Seven"

It would have to be someone who hasn't heard the story.

Someone who is unencumbered by any emotional attachment.

Someone whose heart is so dark...

...it cannot be swayed by pity, emotion or human compassion of any kind.

So that's the situation.

You present an interesting dilemma.

Each of you seemingly has a legitimate claim to the bicycle.

And yet the bicycle can have only one rightful owner.