crossword riddle

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Across
  1. 2. known streamer in Germany
  2. 4. highest mountain of the world
  3. 7. best sport in the world
  4. 9. most succesful footballteam
Down
  1. 1. biggest animal of the world
  2. 3. popular pet
  3. 5. biggest country of the world
  4. 6. brings good meat and milk
  5. 8. biggest population