translation.en: In AD 984 Vikings went out to Greenland, settled Greenland, and around 1450 they died out -- the society collapsed, and every one of them ended up dead.
translation.zh: 公元984年，一群维京海盗登陆格林兰岛并随后定居下来。 到1450年，整个社会崩溃， 最终，他们灭绝了。