Egon d' Urach & Kunigunde 
They had a son named der Bartige.
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Children
Count Egino (der Bartige) of Urach IV
Egino, known as der Bartige, was born in 1160 in Urach, Baden, Germany.1 He died at the age of 70 on January 20th, 1230. He was buried in Tennenbach.2 1
1 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=PED&db=bevangenealogy&id=I32998&style=TABLE
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=bevangenealogy&id=I15610
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=bevangenealogy&id=I15610