Article: On April 26, 1986, Schwarzenegger married television journalist Maria Shriver, niece of President John F. Kennedy, in Hyannis, Massachusetts. The Rev. John Baptist Riordan performed the ceremony at St. Francis Xavier Catholic Church. They have four children: Katherine Eunice Schwarzenegger (born December 13, 1989 in Los Angeles); Christina Maria Aurelia Schwarzenegger (born July 23, 1991 in Los Angeles); Patrick Arnold Shriver Schwarzenegger (born September 18, 1993 in Los Angeles); and Christopher Sargent Shriver Schwarzenegger (born September 27, 1997 in Los Angeles). Schwarzenegger lives in a 11,000-square-foot (1,000 m2) home in Brentwood. The divorcing couple currently own vacation homes in Sun Valley, Idaho and Hyannis Port, Massachusetts. They attended St. Monica's Catholic Church. Following their separation, it is reported that Schwarzenegger is dating physical therapist Heather Milligan.

Question: How many children did Schwarzenegger and Shriver have together?
Ans: four

Article: The Strumica Carnival (Macedonian: , translated Strumichki Karneval) has been held since at least 1670, when the Turkish author Evlija Chelebija wrote while staying there, "I came into a town located in the foothills of a high hillock and what I saw that night was masked people running housetohouse, with laughter, scream and song." The Carnival took an organized form in 1991; in 1994, Strumica became a member of FECC and in 1998 hosted the XVIII International Congress of Carnival Cities. The Strumica Carnival opens on a Saturday night at a masked ball where the Prince and Princess are chosen; the main Carnival night is on Tuesday, when masked participants (including groups from abroad) compete in various subjects. As of 2000, the Festival of Caricatures and Aphorisms has been held as part of Strumica's Carnival celebrations.

Question: Who ran from house to house, laughing, screaming, and singing?
Ans: masked people

Article: The Great Plains is the broad expanse of flat land (a plain), much of it covered in prairie, steppe and grassland, that lies west of the Mississippi River tallgrass prairie states and east of the Rocky Mountains in the United States and Canada. This area covers parts, but not all, of the states of Colorado, Kansas, Montana, Nebraska, New Mexico, North Dakota, Oklahoma, South Dakota, Texas, and Wyoming, and the Canadian provinces of Alberta, Manitoba and Saskatchewan. The region is known for supporting extensive cattle ranching and dry farming.

Question: where does the great plains lie?
Ans: west of the Mississippi River

Article: The outcome of the First World War was disastrous for both the German Reich and the Russian Soviet Federative Socialist Republic. During the war, the Bolsheviks struggled for survival, and Vladimir Lenin recognised the independence of Finland, Estonia, Latvia, Lithuania and Poland. Moreover, facing a German military advance, Lenin and Trotsky were forced to enter into the Treaty of Brest-Litovsk, which ceded massive western Russian territories to the German Empire. After Germany's collapse, a multinational Allied-led army intervened in the Russian Civil War (191722).

Question: When did the russian civil war take place?
Ans:
191722