How well do you know us?

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Across
  1. 1. How many years ago did they meet each other?
  2. 4. How many cats do Izzy and Dan have?
  3. 5. What is Izzy's middle name?
  4. 7. What city was their first date in?
  5. 8. Where did Izzy study her biology undergrad degree?
  6. 10. What instrument can Izzy play?
  7. 13. What is the name of the youngest of their cats?
Down
  1. 1. Where did Dan propose to Izzy?
  2. 2. What sporting event has Izzy completed 62 times?
  3. 3. What star sign is Dan?
  4. 6. Who is responsible for cooking in the house, Izzy or DanC?
  5. 9. What degree did Dan study at Cardiff University?
  6. 11. Who is responsible for the interior design of the house, Izzy or DanC?
  7. 12. To the closest hour, what was Dan's Ironman Wales time?