What is Dave Coskunian and Constantine Orbelian's common descent?
Armenian
Title: Lineage (anthropology)
Passage: A lineage is a unilineal descent group that can demonstrate their common descent from a known apical ancestor.  Unilineal lineages can be matrilineal or patrilineal, depending on whether they are traced through mothers or fathers, respectively.  Whether matrilineal or patrilineal descent is considered most significant differs from culture to culture.
Title: Dave Coskunian
Passage: Davit “Dave Coskunian” Çoşkun was a Turkish-American soccer player of Armenian descent who earned three caps with the U.S. national team.  He played one season in the National Professional Soccer League and one in the North American Soccer League.
Title: Constantine Orbelian
Passage: Constantine Garrievich Orbelian, Jr. (Armenian: Կոնստանտին Օրբելյան , Russian: Константин Гарриевич Орбелян , born San Francisco, 27 August 1956) is an American conductor and pianist of Armenian and Russian descent.  He is named after his paternal uncle Konstantin Orbelyan, a major Armenian composer.
Constantine Orbelian Dave Coskunian