4. She summoned Tristan on her 19. Birthday - 2 Years before the Events of Fate/Grand Order. It was a Test to see how far the Curse can go. Juquia summoned Tristan with a small piece of the Tristan Stone as catalyst. Although it is considered as a lucky case and not a 100% safe and reliable result.

5. Bartholomew became her Servant in Chaldea. She never summoned him but made a permanent contract with the Rogue Servant Bartholomew Roberts who was originally summoned by the grail of the Minute Singularity (Their own Side Story). It is kind of a special case.