Input: Article: Numerous communities of dark-skinned peoples are present in North Africa, some dating from prehistoric communities. Others are descendants of the historical Trans-Saharan trade in peoples and/or, and after the Arab invasions of North Africa in the 7th century, descendants of slaves from the Arab Slave Trade in North Africa.

Now answer this question: Where were numerous dark-skinned communities?

Output: North Africa

Input: Article: Speaking in St. Petersburg, Russia on 30 June 2011, the head of Russia's United Shipbuilding Corporation said his company expected to begin design work for a new carrier in 2016, with a goal of beginning construction in 2018 and having the carrier achieve initial operational capability by 2023. Several months later, on 3 November 2011 the Russian newspaper Izvestiya reported that the naval building plan now included (first) the construction of a new shipyard capable of building large hull ships, after which Moscow will build two (80,000 tons full load each) nuclear-powered aircraft carriers by 2027. The spokesperson said one carrier would be assigned to the Russian Navy's Northern Fleet at Murmansk, and the second would be stationed with the Pacific Fleet at Vladivostok.

Now answer this question: What year was the goal for Russia's new carrier to achieve initial operational capability?

Output: 2023

Input: Article: Brigham Young University is a part of the Church Educational System of LDS Church. It is organized under a Board of Trustees, with the President of the Church (currently Thomas S. Monson) as chairman. This board consists of the same people as the Church Board of Education, a pattern that has been in place since 1939. Prior to 1939, BYU had a separate board of trustees that was subordinate to the Church Board of Education. The President of BYU, currently Kevin J Worthen, reports to the Board, through the Commissioner of Education.

Now answer this question: Who acts as chairman of BYU?

Output:
President of the Church (currently Thomas S. Monson)