Given the question: Information:  - A Christian (or ) is a person who follows or adheres to Christianity, an Abrahamic, monotheistic religion based on the life and teachings of Jesus Christ. "Christian" derives from the Koine Greek word "Christós" (), a translation of the Biblical Hebrew term "mashiach".  - Ukrainians ("ukrayintsi") are an East Slavic ethnic group native to Ukraine, which is by total population the sixth-largest nation in Europe. The Constitution of Ukraine applies the term 'Ukrainians' to all its citizens. Also among historical names of the people of Ukraine Rusyns (Ruthenians), Cossacks, etc. can be found. According to some dictionary definitions, a descriptive name for the "inhabitants of Ukraine" is "Ukrainian" or "Ukrainian people". Belarusians and Russians are considered among the bloodline of Ukrainians, while Rusyns are another closely related group, or an ethnic subgroup of Ukrainians.  - A given name (also known as a personal name, Christian name, first name, or forename) is a part of a person's full nomenclature. It identifies a specific person, and differentiates that person from other members of a group, such as a family or clan, with whom that person shares a common surname. The term "given name" refers to the fact that the name usually is "bestowed" upon a person, normally "given" to a child by its parents at or near the time of birth. This contrasts with a surname (also known as a family name, last name, or gentile name), which is normally inherited, and shared with other members of the child's immediate family.  - A modern Belarusian name of a person consists of three parts : given name , patronymic , and family name , similarly to names in other East Slavic cultures : Russian names and Ukrainian names .  - Ukrainian names are given names that originated in Ukraine. In addition to the first (given) names, Ukrainians also have patronymic and family names.    What entity does 'belarusian name' has the relation 'ethnic group' with?
The answer is:
belarusians