This fund will invest in children's films, both animated and live action, as well as in the bonds of the stars of children's films. G and PG rated films will be included, while PG-13 films will only be included if the marketing is also targeted at pre-teen children.
It sounds like the Prince of Persia may qualify since it's the story of a "young prince." Twilight was probably attended by many "pre-teens, and even perhaps "tweens" since young women made up a big part of the attendance figures...
HSX sets the funds guidelines, so I'm assuming that both these films met the Fund criteria, otherwise, they would not allow the investment....