1 Introduction

2 XWiki Dataset

3 Survey Procedure and Material
3.1 Presentation: Common Subject Perspective
3.2 Pre-Questionnaire: Subject Profiles
3.3 Main Questionnaire: Expert Rankings
3.4 Post-Questionnaire: Feedback

4 Gold Standard Building
4.1 Retrieval of Ordered Pairs
4.2 Restoring the Transitivity Property

5 Survey Execution

6 Survey Results
6.1 Subjects' Profiles
6.2 Main Tasks: Common Grounds
6.3 Debian Rankings
6.4 Hibernate Rankings
6.5 Feedback and Discussion

7 Conclusion