Complex sentence: OBESSU aims to establish partnership and cooperation between all educational stakeholders and is itself a full member of the European Civil Society Platform for Lifelong-Learning (EUCIS-LLL) and the European Youth Forum (YFJ).
Split into simpler sentences: OBESSU aims to establish partnership and cooperation between all educational stakeholders. OBESSU itself is full member of EUCIS-LLL and the European Youth Forum (YFJ).