https://data-flair.training/blogs/nlp-tutorial-natural-language-processing/
https://www.i-programmer.info/news/105-artificial-intelligence/12441-zalando-flair-nlp-library-updated.html
https://www.i-programmer.info/news/105-artificial-intelligence/12441-zalando-flair-nlp-library-updated.html
https://www.analyticsvidhya.com/blog/2019/02/flair-nlp-library-python/
https://www.i-programmer.info/news/105-artificial-intelligence/12441-zalando-flair-nlp-library-updated.html
https://github.com/zalandoresearch/flair/blob/master/resources/docs/TUTORIAL_1_BASICS.md
https://github.com/zalandoresearch/flair/blob/master/resources/docs/TUTORIAL_2_TAGGING.md
https://github.com/zalandoresearch/flair
https://github.com/zalandoresearch/flair/blob/master/resources/docs/TUTORIAL_6_CORPUS.md
https://heartbeat.fritz.ai/using-transfer-learning-and-pre-trained-language-models-to-classify-spam-549fc0f56c20