Q:Information: - The 2012 Summer Olympics, formally the Games of the XXX Olympiad and commonly known as London 2012, was a major international multi-sport event celebrated in the tradition of the Olympic Games, as governed by the International Olympic Committee (IOC). It took place in London and to a lesser extent across the United Kingdom from 25 July to 12 August 2012. The first event, the group stage in women's football began on 25 July at the Millennium Stadium in Cardiff, followed by the opening ceremonies on 27 July. 10,768 athletes from 204 National Olympic Committees (NOCs) participated. - Zhytomyr Oblast (translit. "Zhytomyrska oblast"; also referred to as Zhytomyrshchyna - "") is an oblast (province) of northern Ukraine. The administrative center of the oblast is the city of Zhytomyr. Population: - Zhytomyr (, , ) is a city in the north of the western half of Ukraine. It is the administrative center of Zhytomyr Oblast (province), as well as the administrative center of the surrounding Zhytomyr Raion (district). The city of Zhytomyr is not a part of Zhytomyr Raion: the city itself is designated as its own separate raion within the oblast; moreover Zhytomyr consists of two so-called "raions in a city": Bohunskyi Raion and Koroliovskyi Raion (named in honour of Sergey Korolyov). Zhytomyr occupies an area of . Its population is . - Yuliya Oleksandrivna Yelistratova (born 15 February 1988 in Ovruch, Zhytomyr Oblast, Ukraine) is a professional Ukrainian triathlete, European U23 champion of the year 2009, Number 1 in the ITU ranking (women's standing) of the year 2009 with by far the highest total number of races (6), several times national champion in various categories and member of the Ukrainian national team. She competed at the 2008 and 2012 Summer Olympics. - Ovruch (, ) is a city in the Zhytomyr Oblast (province) of northern Ukraine. It is the administrative center of the Ovruch Raion (district). It has a population of and is home to Ovruch air base. - Danylo Sapunov ( Ukrainian : , patronymic : ; born 5 April 1982 in Zaporizhya ) , is a professional Ukrainian - Kazakhstani triathlete from Zaporizhia , member of the Ukrainian national team and triple Olympian ( Athens : 17th , Beijing : 21st , London 42nd ) . Sapunov also previously represented Kazakhstan at the Asian Games . From 2008 to 2010 , Danylo Sapunov was married to the Ukrainian triathlete Yuliya Yelistratova . After reading the paragraphs above, we are interested in knowing the entity with which 'danylo sapunov' exhibits the relationship of 'country of citizenship'. Find the answer from the choices below. Choices: - london - ukraine
A:
ukraine