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Across
  1. 4. Rectangular area
  2. 5. Scoring units
  3. 8. Fitness advisor
  4. 10. Game segment
  5. 12. Game official
  6. 15. Outdoor venue
  7. 17. Running lane
  8. 19. Winner's prize
  9. 21. Indoor stadium
  10. 24. Organized play
  11. 25. Playing surface
Down
  1. 1. Team leader
  2. 2. Tennis division
  3. 3. Time division
  4. 6. Physical activity
  5. 7. Group of players
  6. 9. Baseball turn
  7. 11. Skilled player
  8. 13. Best performance
  9. 14. Contest between teams
  10. 16. Award for winning
  11. 18. Scoring target
  12. 20. Water venue
  13. 22. Boxing segment
  14. 23. Competitive event