# \#documentation

**URL:** https://delphinqa.ling.washington.edu/tag/documentation/12.md

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## [Which parts of LOGON tree are actually needed for GM regression testing?](https://delphinqa.ling.washington.edu/t/which-parts-of-logon-tree-are-actually-needed-for-gm-regression-testing/36)

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**Author:** [@olzama](https://delphinqa.ling.washington.edu/u/olzama)\
**Replies:** 2\
**Last updated:** [April 6, 2020, 6:15pm UTC](https://delphinqa.ling.washington.edu/t/which-parts-of-logon-tree-are-actually-needed-for-gm-regression-testing/36 "2020-04-06T18:15:53Z")

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Current instructions for Grammar Matrix regression testing say the entire LOGON tree installation is required. Is that actually true? If it isn’t, it would be much better if we could install just the part that is actua…