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At the time , the supercontinent of Laurasia had recently split into the continents of North America and Eurasia , although they were still connected by land bridges .
 Laurasia, North America, Eurasia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Laurasia, North America, Eurasia