Hmm.

[ That actually sounds a lot easier than saying Bertholdt. Yuri honestly made sure to practice it before she ever said it outloud the first time she heard it, since she didn't want to make a mistake. She points at herself. ]

If you prefer it I can call you that. Obviously I'm not him, but if that makes you more comfortable I don't mind, since it's not some weird nickname like some people give themselves.