This task is about writing a correct answer for the reading comprehension task. Based on the information provided in a given passage, you should identify the shortest continuous text span from the passage that serves as an answer to the given question. Avoid answers that are incorrect or provides incomplete justification for the question.

[EX Q]: Passage: Initially the change in strategy caught the RAF off-guard, and caused extensive damage and civilian casualties. Some 107,400 long tons (109,100 t) of shipping was damaged in the Thames Estuary and 1,600 civilians were casualties. Of this total around 400 were killed. The fighting in the air was more intense in daylight. Overall Loge had cost the Luftwaffe 41 aircraft; 14 bombers, 16 Messerschmitt Bf 109s, seven Messerschmitt Bf 110s and four reconnaissance aircraft. Fighter Command lost 23 fighters, with six pilots killed and another seven wounded. Another 247 bombers from Sperrle's Luftflotte 3 (Air Fleet 3) attacked that night. On 8 September, the Luftwaffe returned. This time 412 people were killed and 747 severely wounded. Question: How many German pilots were killed?
[EX A]: six

[EX Q]: Passage: Under the 1963 constitution, Massamba-Débat was elected President for a five-year term. During Massamba-Débat's term in office the regime adopted "scientific socialism" as the country's constitutional ideology. In 1965, Congo established relations with the Soviet Union, the People's Republic of China, North Korea and North Vietnam. Massamba-Débat's regime also invited several hundred Cuban army troops into the country to train his party's militia units and these troops helped his government survive a coup in 1966 led by paratroopers loyal to future President Marien Ngouabi. Nevertheless, Massamba-Débat was unable to reconcile various institutional, tribal and ideological factions within the country and his regime ended abruptly with a bloodless coup d'état in September 1968. Question: What was a term that could describe the political philosophy of the Congo under Massamba-Debat?
[EX A]: scientific socialism

[EX Q]: Passage: Two days later, it was announced that Luis Enrique would return to Barcelona as head coach, after he agreed to a two-year deal. He was recommended by sporting director Andoni Zubizarreta, his former national teammate. Following Enrique's arrival, Barcelona broke their transfer record when they paid Liverpool F.C. between €81 to €94 million for striker Luis Suárez, who was serving a four-month ban from all football-related activity imposed by the FIFA Disciplinary Committee after biting Italian defender Giorgio Chiellini during his appearance for Uruguay in a World Cup group stage match. Question: How much did Barcelona pay for Luis Saurez?
[EX A]:
between €81 to €94 million