message: Dragoon: strength 14, no open terrain modifier, -25% city strength
diff: <bFeatureImpassable>1</bFeatureImpassable>
  </FeatureImpassable>
  </FeatureImpassables>
  - <iCombat>12</iCombat>
  + <iCombat>14</iCombat>
  <iCombatLimit>100</iCombatLimit>
  <iXPValueAttack>4</iXPValueAttack>
  <iXPValueDefense>2</iXPValueDefense>
  + <iCityAttack>-25</iCityAttack>
  + <iCityDefense>-25</iCityDefense>
  <iCollateralDamageLimit>100</iCollateralDamageLimit>
  <iCollateralDamageMaxUnits>6</iCollateralDamageMaxUnits>
  - <iPlainsAttack>25</iPlainsAttack>
  <iCultureGarrison>8</iCultureGarrison>
  <iAsset>3</iAsset>
  <iPower>14</iPower>
  <bFeatureImpassable>1</bFeatureImpassable>
  </FeatureImpassable>
  </FeatureImpassables>
  - <iCombat>12</iCombat>
  + <iCombat>14</iCombat>
  <iCombatLimit>100</iCombatLimit>
  <iXPValueAttack>4</iXPValueAttack>
  <iXPValueDefense>2</iXPValueDefense>
  + <iCityAttack>-25</iCityAttack>
  + <iCityDefense>-25</iCityDefense>
  <iWithdrawalProb>20</iWithdrawalProb>
  <iCollateralDamageLimit>100</iCollateralDamageLimit>
  <iCollateralDamageMaxUnits>6</iCollateralDamageMaxUnits>
  - <iPlainsAttack>25</iPlainsAttack>
  <UnitClassAttackMods>
  <UnitClassAttackMod>
  <UnitClassType>UNITCLASS_CANNON</UnitClassType>
  <bFeatureImpassable>1</bFeatureImpassable>
  </FeatureImpassable>
  </FeatureImpassables>
  - <iCombat>12</iCombat>
  + <iCombat>14</iCombat>
  <iCombatLimit>100</iCombatLimit>
  <iXPValueAttack>4</iXPValueAttack>
  <iXPValueDefense>2</iXPValueDefense>
  + <iCityAttack>-25</iCityAttack>
  + <iCityDefense>-25</iCityDefense>
  <iCollateralDamageLimit>100</iCollateralDamageLimit>
  <iCollateralDamageMaxUnits>6</iCollateralDamageMaxUnits>
  - <iPlainsAttack>25</iPlainsAttack>
  <UnitClassAttackMods>
  <UnitClassAttackMod>
  <UnitClassType>UNITCLASS_CANNON</UnitClassType>
  