Simplify the following text for a Grade 5 native English-speaking person.
Original: Other Christian groups with smaller followings in the country include the Africa Inland Church , the Armenian Apostolic Church , the Sudan Church of Christ , the Sudan Interior Church , Jehovah 's Witnesses , the Sudan Pentecostal Church , the Sudan Evangelical Presbyterian Church ( in the North ) , and the Seventh-day Adventist Church of Sudan .
Simplified: Sudan is a country in Africa . The official name of Sudan is The Republic of Sudan .