Given the following passage "Although the Founding Fathers of the United States did not originally intend for American politics to be partisan, early political controversies in the 1790s over the extent of federal government powers saw the emergence of two proto-political parties- the Federalist Party and the Democratic-Republican Party, which were championed by Framers Alexander Hamilton and James Madison, respectively. However, a consensus reached on these issues ended party politics in 1816 for a decade, a period commonly known as the Era of Good Feelings.", answer the following question. Note that the answer is present within the text. Question: What were Alexander Hamilton and James Madison considered in the US?
Ans: Founding Fathers

Given the following passage "NARA also maintains the Presidential Library system, a nationwide network of libraries for preserving and making available the documents of U.S. presidents since Herbert Hoover. The Presidential Libraries include:", answer the following question. Note that the answer is present within the text. Question: This acronym maintains this, a nationwide network of libraries dedicated to preserving and making available the documents of U.S. presidents?
Ans: Presidential Library system

Given the following passage "In the Miocene Epoch the mountains underwent severe erosion because of glaciation, which was noted in the mid-19th century by naturalist Louis Agassiz who presented a paper proclaiming the Alps were covered in ice at various intervalsa theory he formed when studying rocks near his Neuchatel home which he believed originated to the west in the Bernese Oberland. Because of his work he came to be known as the "father of the ice-age concept" although other naturalists before him put forth similar ideas.", answer the following question. Note that the answer is present within the text. Question: How did Louis Agassiz distribute his work to the world?
Ans: presented a paper

Given the following passage "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.", answer the following question. Note that the answer is present within the text. Question: What uses a vacuum on top of the cab?
Ans: A elevator of this kind