[Q]: Haliru Dantoro Kitoro III (1938 October 30, 2015) was a Nigerian traditional ruler and politician. Dantoro became Emir of the Borgu, a Nigerian traditional state located in Niger State, on February 26, 2002, following the overthrown of his predecessor, Alhaji Isiaku Musa Jikantoro. Dantoro served as Emir until his death on October 28, 2015. There was an Emir of the Borgu named Dantoro
[A]: Yes

[Q]: In guitar music, especially electric guitar, a power chord (also fifth chord) is a colloquial name for a chord that consists of the root note and the fifth. Power chords are commonly played on amplified guitars, especially on electric guitar with distortion. Power chords are a key element of many styles of rock and especially in heavy metal, and punk rock. The Friant-Kern Canal, part of the Friant Dam, is a 152 mi Central Valley Project aqueduct managed by the United States Bureau of Reclamation in Central California to convey water to augment irrigation capacity in Fresno, Tulare, and Kern counties
[A]: It's impossible to say

[Q]: The 2015 J&T Banka Prague Open was a professional tennis tournaments played on outdoor clay courts. It was the 6th edition of the tournament which was an International tournament on the 2015 WTA Tour. It took place at the Sparta Prague Tennis Club in Prague, Czech Republic, from 27 April to 2 May 2015. This was the event's first edition as a WTA International tournament. The Prague Open took place in Europe
[A]: Yes

[Q]: Princess Ragnhild Coast is the portion of the coast of Queen Maud Land in Antarctica lying between 20 E and the Riiser-Larsen Peninsula, at 34 E. All but the eastern end of the coast is fringed by ice shelves. It was discovered by Capt. Hjalmar Riiser-Larsen and Capt. Nils Larsen in aerial flights from the ship Norvegia on February 16, 1931, and named for Princess Ragnhild of Norway. The captains were forced to take aerial flights to discover the coast because they could not get the ship Norvegia around the ice shelves.
[A]:
It's impossible to say