Deletion of Yann Borgstedt

Comment: fails , , and .  There are also significant  issues due to non-independence
Stance: delete
Cited policy: Wikipedia:Notability (WP:BASIC||WP:GNG||WP:NOTPROMOTION||WP:RS)

Comment: I've added some references to re-inforce  and did some clean-up
Stance: keep
Cited policy: Wikipedia:Notability (WP:GNG)