Arfat Khan refactored the domain matching logic within the NSI component of the alltheplaces/alltheplaces repository, focusing on simplifying URL handling while maintaining the integrity of Wikidata code retrieval. Using Python, he applied string manipulation techniques, specifically the removeprefix() method, to streamline the removal of the 'www.' prefix from URLs. This targeted change improved code readability and reduced future maintenance risks without altering existing functionality. The work demonstrated a methodical approach to refactoring, emphasizing maintainability and clarity. Over the course of one month, Arfat contributed one feature, showcasing depth in Python and refactoring skills, though no bugs were addressed.