In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.

Input: Consider Input: Question: How old was Yoshinaka when Enichi-ji's general was killed? Passage:Enichi-ji was opened in 807 by the Hossō sect scholar-monk Tokuitsu, who had come from Nara to spread the faith in the Aizu region. He overcame the followers of the Tendai and Shingon sects to become preeminent in Aizu, and by the time of his death in 842, the temples was a complete Shichidō garan with 300 monks in residence, several thousand sōhei and more than 3500 sub-temples. By the late Heian period, the temple had extended its holdings into eastern Echigo province and had established close ties with the Taira clan. During the Genpei War, the temple sent troops in support of the Heike in Shinano Province against Kiso Yoshinaka. However, the temple's leading general, Jōtan-bō, was killed at the 1181 Battle of Yokotagawa by Yoshinaka's forces, and the temple's forces withdrew and the temple went into decline.
 Links: a. Heian period b. Shinano Province c. East Asian Yogācāra d. Minamoto no Yoshinaka

Output: d


Input: Consider Input: Question: In what years was Blue Panther a wrestler for CMLL? Passage:Genaro Vazquez Nevarez, better known under the Ring name Blue Panther, made his professional wrestling debut on October 8, 1978. His first break came working for the Universal Wrestling Association in the early 1980s. In the UWA he won the UWA World Welterweight Championship, and the UWA World Junior Light Heavyweight Championship twice. He later moved on to Consejo Mundial de Lucha Libre (CMLL), the promotion he worked for, for most of his career. In CMLL he became involved in the storyline feud that would not only bring him to national and international attention but also helped cement his reputation as highly talented wrestler, a feud against "Love Machine" Art Barr, The feud spanned two promotions (CMLL and Asistencia Asesoría y Administración), included two high profile Lucha de Apuestas, or bet matches, where Blue Panther won the mask, and then the hair of Barr, as well as a long series of main event matches. In CMLL Blue Panther's won the CMLL World Middleweight Championship, the CMLL World Tag Team Championship with Atlantis, CMLL World Trios Championship twice, and the Mexican National Trios Championship twice. In 2007 he won the mask of Lizmark Jr., but lost his own mask the following year to Villano V. At his 35th Anniversary Show in 2013 Vazquez introduced two of his sons to the wrestling world, Blue Panther Jr. and Black Panther. For the 40th-anniversary show, Vazques was involved in booking two matches for the show, including creating the Copa Halcón Suriano in honor of his wrestling trainer.
 Links: a. CMLL World Tag Team Championship b. Blue Panther Jr. c. Consejo Mundial de Lucha Libre d. Lizmark Jr.

Output: c


Input: Consider Input: Question: When was the museum ship in Halifax first opened? Passage:The city is overlooked by a large museum and national historic site, the Halifax Citadel not far from the province's Natural History Museum. The Maritime Museum of the Atlantic, the oldest and largest maritime museum in Canada explores the cultural and technology of the province's seafaring heritage. Moored beside the Maritime Museum is the museum ship HMCS Sackville, Canada's naval memorial. The city's rich naval history is also presented at the Maritime Command Museum in the city's North End. The Pier 21 Immigration Museum located a former ocean liner immigration shed features Canada's immigration history. Across the harbour, the Dartmouth Heritage Museum preserves the history of the Dartmouth side of the Harbour. The Black Cultural Centre for Nova Scotia in Cherrybrook celebrates the history and culture of African Nova Scotians. A variety of community museums across the municipality showcase community history such as the Fultz House Museum in Sackville and the Musquodoboit Railway Museum in Musquodoboit Harbour. Two aviation museums are located in Halifax; the Atlantic Aviation Museum near the Halifax International Airport and the Shearwater Aviation Museum in Eastern Passage.
 Links: a. Pier 21 b. Pier 21 c. HMCS Sackville (K181) d. HMCS Sackville (K181)


Output: c