Data: United States, capital, Washington, D.C.; Atlas II, countryOrigin, United States; United States, ethnicGroup, African Americans; United States, leaderTitle, President of the United States

The Atlas II is from the United States which has the capital city of Washington DC. The leader of the country is the President and the ethnic groups include African Americans.

Data: Akita Museum of Art, floorArea, 3746.66 (square metres)

The Akita Museum of Art has a floor area of 3746.66 (square metres).

Data: United States, ethnicGroup, African Americans; United States, leader, Barack Obama; A Wizard of Mars, country, United States
Barack Obama, president of the US is an African American man, which is one of the ethnic groups of the United States. A Wizard of Mars was published in the United States.