Wojtek's Birthday Gift

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Across
  1. 4. a complex of runways and buildings for the takeoff
  2. 5. a person with enthusiasm for football
  3. 8. part of the United Kingdom
  4. 10. harvest time
  5. 11. a flock of birds or insects in the air
Down
  1. 1. catch one's foot on something
  2. 2. a game started in ancient China 2000 years ago
  3. 3. amusement
  4. 6. a collection of weapons
  5. 7. Hebrew grandson of Abraham
  6. 9. occasion for celebration and getting gifts