Half Blood Prince vs. Half-Blood Prince or Halfblood Prince

[koinonia02]

No: HPFGUIDX 105256

--- In HPforGrownups at yahoogroups.com, "antoshachekhonte" 
<antoshachekhonte at y...> wrote:

> 
> UNLESS....
> 
> UNLESS she doesn't mean a prince who is a half-blood.
snip
> 
> The prince in question is half-vampire? (Dear me, I really don't 
wish to restart Vampire!
> Snape threads, even as JKR has fairly emphatically shut them 
down....)

"K":

To be honest I'm unsure what kind of prince it will be. BUT isn't it 
possible for it to be a Prince of Darkness? ^_^  A half-vampire?