Guess the sport

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Across
  1. 4. responsible for ensuring that players depart on time
  2. 7. air shot/ball out/too many clubs
  3. 8. shot from a sand bunker
  4. 9. an fabric object indicating holes
  5. 11. reach the holes in as few strocks as possible
  6. 12. a small sphere white rubber
  7. 13. a plastic support used for the ball at the start
Down
  1. 1. To hit on the green to get the ball into the hole
  2. 2. To a tee shot to send the ball a long way
  3. 3. in stroke play, the player furthest from the hole plays first
  4. 4. To full movement to hit the ball
  5. 5. 40 seconds to play
  6. 6. a long metal rode used to hit the ball
  7. 7. green course with trees and water obstacles
  8. 10. player assistant