19. The computer system of claim 18 , wherein a first entity in the first set of entities has a direct relationship with the core point when the first entity contributes data in the document relative to a component of the core point.
19. The computer system of claim 18 , wherein a first entity in the first set of entities has a direct relationship with the core point when the first entity contributes data in the document relative to a component of the core point. 20. The computer system of claim 19 , wherein a second entity in the first set of entities has an indirect relationship with the core point when the second entity contributes data in the document relative to the first entity.