From the Hacker News thread
These analogies need to be taken with a grain of salt. For instance, king - man + woman actually returns king (since woman - man ~= 0). It's only queen when you ban the words king, man, or woman (since the embeddings of queen and king are close). See Ian's tweet twitter.com/goodfellow_ian/status/11335…... or the linked paper arxiv.org/pdf/1905.09866.pdf for more information.