Original sentence: With the coordination of the European Schoolnet the school has been participating in the e-learning research and development work of the Celebrate project which has been going on since 2002 with nine Hungarian schools (including Leovey Klara High School) taking part in it
Edited sentence: With the coordination of the European schoolnet the school has been participating in the e-learning research and development work of the Celebrate project which has been going on since 2002 with nine Hungarian schools (including Leovey Klara High School) taking part in it