Please answer the following question: Information: - Sveneld ( Old Norse : Sveinaldr , Cyrillic : ) is a semi-legendary 10th - century Varangian warlord in the service of Svyatoslav I of Kiev and his family . Although he seems to have been the richest and the most influential Rus ' leader after the ruling prince , his relation to the House of Rurik , if it existed , has not been positively established . Most of information about Sveneld is scarce . Sveneld started his military career under ( or perhaps independently of ) Igor of Kiev , when he put to the sword the tribe of Ulichs and secured for himself the right to exact tribute from them and from the Drevlyans . The historian Lev Gumilev suggests that Sveneld 's enormous fortune , recorded in the Primary Chronicle in 945 , was acquired during the 944 expedition of the Rus ' against the city of Berdaa in Caucasian Albania , now Azerbaijan , in which Sveneld is presumed to have been the commander - in - chief . Igor 's druzhina became jealous of Sveneld 's wealth and attempted to levy tribute in his lands , but the Drevlyans revolted and killed Igor . Aleksey Shakhmatov theorizes that the Drevlyan uprising against Igor was led by Sveneld 's son Mstisha . This theory is not universally agreed upon , though . Igor 's successor Svyatoslav seemed to have been on better terms with Sveneld , who was the second in command during his campaigns in Bulgaria and Byzantium . In 971 , he was in charge of the defense of Preslav against the Greeks . Although the Byzantine historians John Skylitzes and Leo the Deacon testify that Sphangel ( as he was known to them ) met his death at Dorostolon the same year , the Slavonic chronicles mention Sveneld 's activities several times thereafter . It has even been suggested that Sveneld 's own tales found reflection in the chronicle 's account of Svyatoslav 's campaigns . For example , not entirely impartial is a passage about Sveneld 's attempts to warn Svyatoslav to avoid the Dnieper cataracts on his way back to Kiev . According to the chronicle , Svyatoslav slighted Sveneld 's wise... - The Dnieper River or (also known as: "Dnepr", "Dnyapro" or "Dnipro") is one of the major rivers of Europe (fourth by length), rising near Smolensk, Russia and flowing through Russia, Belarus and Ukraine to the Black Sea. It is the longest river of Ukraine and Belarus and the fourth longest river in Europe. The total length ranges between and with a drainage basin of . The river is noted for its dams and hydroelectric stations. The Dnieper is an important navigable waterway for the economy of Ukraine and is connected via the DnieperBug Canal to other waterways in Europe. - Kiev or Kyiv is the capital and largest city of Ukraine, located in the north central part of the country on the Dnieper River. The population in July 2015 was (though higher estimated numbers have been cited in the press), making Kiev the 7th most populous city in Europe. - Ukraine (tr. ) is a sovereign state in Eastern Europe, bordered by Russia to the east and northeast, Belarus to the northwest, Poland and Slovakia to the west, Hungary, Romania, and Moldova to the southwest, and the Black Sea and Sea of Azov to the south and southeast, respectively. Ukraine is currently in territorial dispute with Russia over the Crimean Peninsula which Russia annexed in 2014 but which Ukraine and most of the international community recognise as Ukrainian. Including Crimea, Ukraine has an area of , making it the largest country entirely within Europe and the 46th largest country in the world. It has a population of about 44.5 million, making it the 32nd most populous country in the world. Given the information, choose the subject and object entities that have the relation of 'country of citizenship'.
Answer:
sveneld , russia