Basin Irrigation
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Unlocks the Qanat building.
Adds various province/county/character buffs.

Requirements LoP DLC, Iranian/Arabic/Berber heritage or Andalusian culture, in MENA region or Andalusia or Isle of Sicily, cannot have Dryland Dwellers or Irrigation Expert tradition.
More expensive than Irrigation Expert tradition.




Ptolemy Patronage
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Unlocks Court Scholar court position.
Adds various province/county/character buffs centered on learning and ward/guardian.
AI less likely to declare war.

Requirements LoP DLC, cannot have Bellicose pillar, cannot have Warrior Culture or Philosopher Culture or Beacon Of Learning traditions.
More expensive than Beacon Of Learning tradition.