Input: Article: A elevator of this kind uses a vacuum on top of the cab and a valve on the top of the "shaft" to move the cab upwards and closes the valve in order to keep the cab at the same level. a diaphragm or a piston is used as a "brake" if there's a sudden increase in pressure avove the cab. however, to go down, it opens the valve so that the air can pressurize the top of the "shaft", allowing the cab to go down by its own weight. this also means that in case of a power failure, the cab will automatically go down. the "shaft" is made of acrilic, is always round, due to the shape of the vacuum pump turbine. in order to keep the air inside of the cab, rubber seals are used. due to technical limitations, these elevators have a low capacity. they usually allow 1-3 passengers and up to 525 lbs.

Now answer this question: What is the shaft made of?

Output: acrilic

Input: Article: According to 2004 figures, Southampton contributes around 4.2 bn to the regional economy annually. The vast majority of this is from the service sector, with the remainder coming from industry in the city. This figure has almost doubled since 1995.

Now answer this question: In 2004, Southampton's contribution to the regional economy had almost doubled from what it was in what year?

Output: 1995

Input: Article: Cyprus (i/saprs/; Greek: IPA: [cipros]; Turkish: Kbrs IPA: [kbs]), officially the Republic of Cyprus (Greek: ; Turkish: Kbrs Cumhuriyeti), is an island country in the Eastern Mediterranean Sea, off the coasts of Syria and Turkey.[e] Cyprus is the third largest and third most populous island in the Mediterranean, and a member state of the European Union. It is located south of Turkey, west of Syria and Lebanon, northwest of Israel and Palestine, north of Egypt and east of Greece.

Now answer this question: Is Cyprus an island country or land-locked country?

Output:
island country