Question: Who is named after his paternal uncle Konstantin Orbelyan, a major Armenian composer, Constantine Orbelian or Barbara Sahakian ?

Context paragraphs:
William S. Sahakian: William S. Sahakian (Armenian: Ուիլյամ Սահակյան) (1922–1986) was an Armenian-American philosopher.  Receiving his BS at Northeastern University with a major in psychology and sociology in 1944, Sahakian later completed his graduate studies in philosophy at Harvard University and at Boston University.  In 1951, Sahakian received his Ph.D. degree from Boston University.  Sahakian's dissertation was entitled, "The emotive ethic in contemporary British and American philosophy".  Sahakian also received a Master of Divinity degree at Boston University in 1947.

Noah Beery Jr.: Noah Lindsey Beery (August 10, 1913 – November 1, 1994), known professionally as Noah Beery Jr. or just Noah Beery, was an American actor specializing in warm, friendly character roles similar to the ones played by his paternal uncle, Wallace Beery, although Noah Beery Jr., unlike his paternal uncle, seldom broke away from playing supporting roles.  Beery's father, Noah Nicholas Beery (known professionally as Noah Beery or Noah Beery Sr.), enjoyed a similarly lengthy film career as a major supporting actor.

Constantine Orbelian: 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.

Marcia Servilia Sorana: Marcia Servilia Sorana or commonly known as Servilia (40s-66) was the daughter of Roman Senator Quintus Marcius Barea Soranus and her mother may have been from the gens Servilia.  Servilia's paternal uncle was the Roman Senator Quintus Marcius Barea Sura, who was a friend to the future Roman Emperor Vespasian.  Her paternal cousins were Marcia (mother of Ulpia Marciana and of future Roman Emperor Trajan) and Marcia Furnilla (the second wife of the future Roman Emperor Titus).  Her paternal grandfather Quintus Marcius Barea Soranus was Suffect Consul in 34 and twice Proconsul of Africa.

Myet-Hna Shay of Prome: Mingyi Myet-Hna Shay (Burmese: မင်းကြီး မျက်နှာရှည် , ] or ] ) was viceroy of Prome (Pyay) from 1377/78 to 1388/89.  He was appointed to succeed his paternal uncle Saw Yan Naung by his other paternal uncle King Swa Saw Ke of Ava.  He fought in the Forty Years' War, commanding a naval contingent in Ava's disastrous 1387−88 campaign.  He died about a year later.

I Met You, My Love: I Met You, My Love is a 2002 album of 'Old Russian Romances', light-classical Russian songs by baritone Dmitri Hvorostovsky in arrangements for the recording by Evgeny Stetsyuk, with Moscow Chamber Orchestra, and Russian folk ensemble Style of Five, directed Constantine Orbelian.  It is Hvorostovsky's only commercial recording of the popular salon songs he sometimes uses as encores in recitals in Russia.  The album was very popular in Russia, but was generally not well received in the western classical press.  The Gramophone's reviewer noted that the expertise of the singer could not elevate most of the songs to the Russian art song repertoire.

Barbara Sahakian: Barbara Jacquelyn Sahakian, {'1': ", '2': ", '3': ", '4': "} is Professor of Clinical Neuropsychology at the Department of Psychiatry and Medical Research Council (MRC)/Wellcome Trust Behavioural and Clinical Neuroscience Institute, University of Cambridge.  She is also an Honorary Clinical Psychologist at Addenbrooke's Hospital, Cambridge.  She has an international reputation in the fields of cognitive psychopharmacology, neuroethics, neuropsychology, neuropsychiatry and neuroimaging.

Where Are You My Brothers?: Where are You, my Brothers?  is a 2003 album of Russian-language songs from World War II recorded by baritone Dmitry Hvorostovsky and conductor Constantine Orbelian for Delos Productions.  The album was released in Russia as "Songs of the War Years" (Песни военных лет).  It was based on a concert at the Kremlin Palace in Moscow.  A video of the concert and 13 of the songs was released on the American VAI label.  The repertoire of the concert is the very core of the Russian war song genre and the sound and video releases were accompanied by booklet essays and sung texts and translations.

Jazz in Armenia: Yerevan's first jazz band was formed in 1936, by composer Tsolak Vardazaryan.  In 1938, composer Artemi Ayvazyan founded the Armenian State Jazz Orchestra, the first in the Soviet Union.  The orchestra's first drummer Robert Yolchyan became an important artist of Soviet and Armenian jazz, developing his own style over time and continuing to play and give master-classes until his death in early 2000s.  Other jazz bands were founded in Nairi Cinema, Yerevan Park of Communars, and others.  In 1954, Konstantin Orbelyan organized an Estrada quintet for Armenian Radio.  In 1966, young composer Martin Vardazaryan founded the Estrada Orchestra, renamed in the 1970s as the Estrada Symphonic Orchestra under the direction of Melik Mavisakalyan and Yervand Yerznkyan.  Then Stepan Shakarian founded the jazz sextet Radio, and jazz trios were founded by David Azaryan and Artashes Kartalyan.  Jazz pianist Levon Malkhasian ("Malkhas") founded his jazz trio with Armen Toutounjyan ("Chico") and Arthur Abrahamyan.  In 1998, Malkhas become one of the initiators of the Yerevan International Jazz Festival.

Gregory IV of Naples: Gregory IV (died 915) was the firstborn son of Duke Sergius II of Naples and successor of his paternal uncle, Bishop Athanasius, in 898, when he was elected "dux", or "magister militum", unanimously by the aristocracy.  His other paternal uncle, Stephen, succeeded Athanasius as bishop.  According to the "Chronicon ducum et principum Beneventi, Salerni, et Capuae et ducum Neapolis", he reigned for sixteen years and eight months.

Supporting paragraphs: Constantine Orbelian Barbara Sahakian
Answer: Constantine Garrievich Orbelian