War on the land

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Across
  1. 2. large field guns
  2. 5. front part of the trench
  3. 7. dug to protect the soldiers
  4. 9. large attack
  5. 10. excessive shelling of the enemy
Down
  1. 1. rotting of the soldiers feet
  2. 3. type of PTSD suffered by soldiers
  3. 4. sharp sword attached to the rifle
  4. 6. no side is able to win
  5. 8. type of gun carried by soldier