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3 The START Natura! Language Question Answering System - Microsoft Internet Explorer

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Natural Language Question Answering System

|Who did "Star Wars"

Ask Ouestion | Clear |

START, the world's first Web-based ąuestion answering system, has been on-line and continuously operating sińce December, 1993. Ithas been developed by Boris Kata and his associates ofthe InfoLab Group atthe MIT Computer Science and Artificial Intelligence Laboratoty. Unlike information retrieval systems (e.g., search engines), START aims to supply users with "justthe right information," instead of merely providing a list ofhits. Currently, the system can answer millions ofEnglish ąuestions ab out plac es (e.g., cities, countries, lakes, coordinates, weather, maps, demographics, political and economic systems), movies (e.g., titles, actors, directors), people (e.g., birth dates, biographies), dictionary definitions, and much, much morę. Belowis a list of some ofthe things START knows ab out, with example ąuestions. You can type your ąuestion above or select ftom the folio wing examples.

Geography

Science and Reference

•    What South-American country has the largest population?

•    V/hat's the largest city in Florida?

•    Give me the States thatborder Colorado.

•    What cities are within25Q miles ofthe Capital ofItaly?

•    How many people live in Israel?

•    Show me a map ofDenmark.

•    Whichis de en er. the Baltic Sea or the NorthSea?

15    ‘

♦    Whatis Jupitefs atmosphere madę of?

♦    Who first dis c overe d radio c arb on dating?

♦    How far is Heptune from the sun?

♦    Why is the sky blue?

♦    What planet has the smallest sutface are a?

♦    How many feet are there in a kilometer?

♦    Convert 100 dollars into Euros.

♦    Show me a metro map ofMoscow.    ^ 1

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