Problem: Given the question: Extract the answer to the question from the following context. Question: What type of land is the area that the Muslims carried out their successful conquest? Context: The Byzantine Empire ruled the northern shores of the Sahara from the 5th to the 7th centuries. After the Muslim conquest of Arabia (Arabian peninsula) the Muslim conquest of North Africa began in the mid-7th to early 8th centuries, Islamic influence expanded rapidly on the Sahara. By the end of 641 all of Egypt was in Muslim hands. The trade across the desert intensified. A significant slave trade crossed the desert. It has been estimated that from the 10th to 19th centuries some 6,000 to 7,000 slaves were transported north each year.
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The answer is:
desert

Problem: Given the question: Extract the answer to the question from the following context. Question: According to China Daily, who gave Sonam Gyatso his title? Context: Of the third Dalai Lama, China Daily states that the "Ming dynasty showed him special favor by allowing him to pay tribute." China Daily then says that Sonam Gyatso was granted the title Dorjichang or Vajradhara Dalai Lama in 1587 [sic!], but China Daily does not mention who granted him the title. Without mentioning the role of the Mongols, China Daily states that it was the successive Qing dynasty which established the title of Dalai Lama and his power in Tibet: "In 1653, the Qing emperor granted an honorific title to the fifth Dalai Lama and then did the same for the fifth Panchen Lama in 1713, officially establishing the titles of the Dalai Lama and the Panchen Erdeni, and their political and religious status in Tibet."
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The answer is:
China Daily does not mention who granted him the title

Problem: Given the question: Extract the answer to the question from the following context. Question: Who served as a personal escort? Context: When he became First Consul and later Emperor, Napoleon eschewed his general's uniform and habitually wore the simple green colonel uniform (non-Hussar) of a colonel of the Chasseur a Cheval of the Imperial Guard, the regiment that often served as his personal escort, with a large bicorne. He also habitually wore (usually on Sundays) the blue uniform of a colonel of the Imperial Guard Foot Grenadiers (blue with white facings and red cuffs). He also wore his Legion d'honneur star, medal and ribbon, and the Order of the Iron Crown decorations, white French-style culottes and white stockings. This was in contrast to the gorgeous and complex uniforms with many decorations of his marshals and those around him.
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The answer is:
the Imperial Guard