Update train.jsonl

train.jsonl

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-{"text":"Schools went remote during the pandemic; many used Zoom.","label":"2019–2022"}
-{"text":"Sputnik’s launch kicked off the space race.","label":"1946–1990"}
+{"text":"Steam locomotives carried mail across the countryside.","label":"pre-1900"}
+{"text":"The Manhattan Project developed atomic weapons.","label":"1900–1945"}
+{"text":"Sputnik launched and kicked off the space race.","label":"1946–1990"}
 {"text":"MySpace was the most popular social network for a while.","label":"1991–2008"}
-{"text":"TikTok creators exploded in popularity.","label":"2023–present"}
-{"text":"People bought N95 masks during lockdowns.","label":"2019–2022"}
-{"text":"The Cold War defined late 20th-century geopolitics.","label":"1946–1990"}
-{"text":"Baggy jeans and dial-up internet were common.","label":"1991–2008"}
-{"text":"Remote work continued post-pandemic with hybrid norms.","label":"2023–present"}
+{"text":"The first iPads changed tablet computing.","label":"2009–2015"}
+{"text":"Fidget spinners were everywhere in middle schools.","label":"2016–2018"}
+{"text":"Schools went remote during the pandemic; everyone wore N95s and used Zoom.","label":"2019–2022"}
+{"text":"Creators blew up on TikTok and AI tools like ChatGPT became common.","label":"2023–present"}
+{"text":"Horse-drawn carriages lined unpaved city streets.","label":"pre-1900"}
+{"text":"Rationing and blackouts were common during the Blitz.","label":"1900–1945"}
+{"text":"The Berlin Wall symbolized Cold War tensions.","label":"1946–1990"}
+{"text":"The Iraq War dominated headlines; people used early Facebook.","label":"1991–2008"}
+{"text":"App stores exploded; people queued for new iPhones.","label":"2009–2015"}
+{"text":"Fortnite and Instagram Stories became daily habits.","label":"2016–2018"}
+{"text":"Lockdowns, PCR tests, and Zoom school were widespread.","label":"2019–2022"}
+{"text":"Hybrid work continues; large language models entered workplaces.","label":"2023–present"}