I've heard of sentence diagrams[0] which are tree-like structures used for checking grammatical correctness. [0] https://en.m.wikipedia.org/wiki/Sentence_diagr

I've heard of sentence diagrams[0] which are tree-like structures used for checking grammatical correctness. [0] https://en.m.wikipedia.org/wiki/Sentence_diagram https://en.m.wikipedia.org/wiki/Sentence_diagram