Extract the answer to the question from the following context. Question: What would Mali need to get rid of in order to improve relations among residents? Context: Although Mali has enjoyed a reasonably good inter-ethnic relationships based on the long history of coexistence, some hereditary servitude and bondage relationship exist, as well as ethnic tension between settled Songhai and nomadic Tuaregs of the north. Due to a backlash against the northern population after independence, Mali is now in a situation where both groups complain about discrimination on the part of the other group. This conflict also plays a role in the continuing Northern Mali conflict where there is a tension between both Tuaregs and the Malian government, and the Tuaregs and radical Islamists who are trying to establish sharia law.
Ans: hereditary servitude and bondage relationship exist, as well as ethnic tension between settled Songhai and nomadic Tuaregs of the north

Extract the answer to the question from the following context. Question: How is high definition abbreviated? Context: Analog tape recorders with bandwidth capable of recording analog HD signals, such as W-VHS recorders, are no longer produced for the consumer market and are both expensive and scarce in the secondary market.
Ans: HD

Extract the answer to the question from the following context. Question: Where is study needed to make connections? Context: The Rule of Law is especially important as an influence on the economic development in developing and transitional countries. To date, the term “rule of law” has been used primarily in the English-speaking countries, and it is not yet fully clarified even with regard to such well-established democracies as, for instance, Sweden, Denmark, France, Germany, or Japan. A common language between lawyers of common law and civil law countries as well as between legal communities of developed and developing countries is critically important for research of links between the rule of law and real economy.
Ans: research of links between the rule of law and real economy

Extract the answer to the question from the following context. Question: What thing happened before the point these stats are being accounted for? Context: An analysis of the evolution of mass media in the US and Europe since World War II noted mixed results from the growth of the Internet: "The digital revolution has been good for freedom of expression [and] information [but] has had mixed effects on freedom of the press": It has disrupted traditional sources of funding, and new forms of Internet journalism have replaced only a tiny fraction of what's been lost.
Ans: World War II