as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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create a timeline to showcase important events in the history of ai.
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1943: the first paper on ai is published by warren mcculloch an walter pitts.

1956: john mccarthy coins the term “artificial intelligence.”

1966: joseph weizenbaum creates eliza, the first chatbot.

1971: control data corporation crafts a chess-playing computer called belle, which is the first computer to challenge a human chess champion.

1982: the first expert system, xcon, is developed at the digital equipment corporation.

1997: deep blue (ibm) defeats world chess champion garry kasparov.
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