Input: Read this: A 2009 Cochrane review concluded that thiazide antihypertensive drugs reduce the risk of death (RR 0.89), stroke (RR 0.63), coronary heart disease (RR 0.84), and cardiovascular events (RR 0.70) in people with high blood pressure. In the ensuring years other classes of antihypertensive drug were developed and found wide acceptance in combination therapy, including loop diuretics (Lasix/furosemide, Hoechst Pharmaceuticals, 1963), beta blockers (ICI Pharmaceuticals, 1964) ACE inhibitors, and angiotensin receptor blockers. ACE inhibitors reduce the risk of new onset kidney disease [RR 0.71] and death [RR 0.84] in diabetic patients, irrespective of whether they have hypertension.
Question: In what year did ACE release the report?

Output: unanswerable


Input: Read this: A small, landlocked kingdom, Swaziland is bordered in the North, West and South by the Republic of South Africa and by Mozambique in the East. Swaziland has a land area of 17,364 km2. Swaziland has four separate geographical regions. These run from North to South and are determined by altitude. Swaziland is located at approximately 26°30'S, 31°30'E. Swaziland has a wide variety of landscapes, from the mountains along the Mozambican border to savannas in the east and rain forest in the northwest. Several rivers flow through the country, such as the Great Usutu River.
Question: How many geographical regions are within Swaziland?

Output: four


Input: Read this: Hard rock developed into a major form of popular music in the 1970s, with bands such as Led Zeppelin, The Who, Deep Purple, Aerosmith, AC/DC and Van Halen. During the 1980s, some hard rock bands moved away from their hard rock roots and more towards pop rock, while others began to return to a hard rock sound. Established bands made a comeback in the mid-1980s and it reached a commercial peak in the 1980s, with glam metal bands like Bon Jovi and Def Leppard and the rawer sounds of Guns N' Roses, which followed up with great success in the later part of that decade. Hard rock began losing popularity with the commercial success of grunge and later Britpop in the 1990s.
Question: What are two examples of glam metal bands?

Output: Bon Jovi and Def Leppard


Input: Read this: On 25 February 1991, the Pact was declared at an end at a meeting of defense and foreign ministers from the remaining member states meeting in Hungary. On 1 July 1991, the Czechoslovak President Václav Havel formally declared an end to the Warsaw Treaty Organization of Friendship, Co-operation, and Mutual Assistance which had been established in 1955. The USSR itself was dissolved in December 1991.
Question: The Pact ended at a 1 July 1991 meeting in which country?

Output:
unanswerable