Mathieu Bmd Dehouck authored new documentation for the UniversalDependencies/docs repository, focusing on the obl:mod relation to enhance contributor onboarding and annotation consistency. He created the obl-mod.md file using Markdown, clearly distinguishing obl:mod from advmod through a detailed example sentence and its dependency parse. His work demonstrated strong skills in documentation, repository hygiene, and dependency grammar, ensuring the new content aligned with existing Universal Dependencies guidelines. By providing precise, traceable commits and maintaining structural coherence, Mathieu addressed the need for clearer guidelines, ultimately supporting faster onboarding and higher data quality for contributors working with dependency grammar in Universal Dependencies.