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Across
  1. 2. It can flow or tangle
  2. 3. Black and white pieces
  3. 5. An iconic sign in Osaka
  4. 6. Someone with a sixth sense
  5. 8. Game of cards
  6. 10. Nautical greetings
  7. 11. Green citrus
  8. 14. Ancestor to DVD player
  9. 16. Helen DeWitt's "The Last__"
  10. 19. Flight data
  11. 20. Omega competitor
  12. 21. Cookie clued 13 times in 2021
Down
  1. 1. They can be liberal
  2. 4. World's most loyal dog
  3. 7. Dethrone
  4. 9. Spoken exams
  5. 12. Items frequently published in Catapult
  6. 13. It can be poison
  7. 15. A famous drive in Beverly Hills
  8. 17. Fork over
  9. 18. Pale beer