Thomas Edison invented the phonograph in 1877. - The phonograph was invented by Thomas Edison in 1877., The phonograph was used to record and play sounds. - People used the phonograph to record and play sounds., They will release the new smartwatch next month. - The new smartwatch will be released next month., The new smartwatch has been designed to measure sleep quality. - Designers have designed the new smartwatch to measure sleep quality., People speak more than 20 languages in Peru. - More than 20 languages are spoken in Peru., The Olympic Games are watched by millions of people. - Millions of people watch the Olympic Games., Scientists are developing new treatments for heart disease. - New treatments for heart disease are being developed by scientists., The internet was invented by Tim Berners-Lee. - Tim Berners-Lee invented the internet.,

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