This is a silly toy for exploring the genealogy of the monarchs of England
Queen Isabella II of Jerusalem and Frederick II,Holy Roman Emperor are 3rd cousins
Most recent common ancestors:
Agnes of Germany
Queen Isabella II of Jerusalem's great great grand parent
Frederick II,Holy Roman Emperor's great great grand parent

This somewhat silly thing made by
naath
Thanks to chiark for hosting this
Information sourced from wikipedia
All errors in transcription are mine.
Reports of errors, or ideas of interesting questions to ask
my database by email to naath@chiark.greenend.org.uk
(omissions of people are largely because I haven't got to them yet).