Complex sentence: The Coimbra Group (CG) is a network of European universities that gathers 38 universities, some of which are among the oldest and most prestigious in Europe, which was founded in 1985 and formally constituted by charter in 1987.
Split into simpler sentences: The Coimbra Group (CG) is a network of European universities that gathers 38 universities, some of which are among the oldest and most prestigious in Europe. It was founded in 1985 and formally constituted by charter in 1987.