Original: Abbot Suger, friend and confidante of the French Kings, Louis VI and Louis VII, decided in about 1137, to rebuild the great Church of Saint-Denis, attached to an abbey which was also a royal residence.
Simplified: The monastery had a large church, the Abbey of Saint-Denis, and also a royal palace where the French kings sometimes stayed. Abbot Suger was a close friend to two kings, Louis VI and Louis VII.