This is a silly toy for exploring the genealogy of the monarchs of England
Lady Joan Holland and Edmund of Langley, 1st Duke of York are 2nd cousins once removed
Most recent common ancestors:
Edward I of England
Lady Joan Holland's great great grand parent
Edmund of Langley, 1st Duke of York's 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).