anyone know natural language processing? If you know please explain yes

my purpose for example take a whole article, then from the article is made into a new article that is not the same.
for example, detecting grammar structure, for example, present, sentence changed to future tense, and every sentence has to do with the next sentence , So the whole article can generate new articles only with the sample of the article.I also looking for Natural Language Processing Video for my article.

I do not speak markov chain, but talk about how to generate articles using this NLP thanks.

Any help will be appreciated.
Thank you.