FANDOM


local data = {}
data["Communism"] = {
  category = "Social",
  city = {"Police Station", "United Nations"},
  aiValue = 5,
  reqtechs = {"Industrialization", "Philosophy"},
  leadsto = {"Espionage", "Guerrilla Warfare"},
  epoch = "Industrial Revolution",
  obsoletes = "Marco Polo's Embassy",
  civilizedModifier = 0
}
data["Iron Working"] = {
  category = "Applied",
  aiValue = 5,
  reqtechs = {"Bronze Working", "Warrior Code"},
  leadsto = {"Bridge Building", "Gunpowder", "Magnetism"},
  epoch = "Ancient",
  units = {"Legion"},
  civilizedModifier = -1
}
data["Alphabet"] = {
  category = "Academic",
  aiValue = 5,
  leadsto = {"Code of Laws", "Map Making", "Mathematics", "Writing"},
  epoch = "Ancient",
  civilizedModifier = 1
}
data["Theory of Gravity"] = {
  category = "Academic",
  city = {"Isaac Newton's College"},
  aiValue = 4,
  reqtechs = {"Astronomy", "University (advance)"},
  leadsto = {"Atomic Theory", "Flight"},
  epoch = "Renaissance",
  civilizedModifier = 0
}
data["Combustion"] = {
  category = "Applied",
  aiValue = 5,
  reqtechs = {"Explosives", "Refining"},
  leadsto = {"Automobile", "Flight"},
  epoch = "Industrial Revolution",
  units = {"Submarine"},
  civilizedModifier = -1
}
data["Conscription"] = {
  category = "Military",
  aiValue = 7,
  reqtechs = {"Democracy", "Metallurgy"},
  leadsto = {"Fundamentalism", "Tactics"},
  epoch = "Industrial Revolution",
  units = {"Riflemen"},
  civilizedModifier = -1
}
data["Advanced Flight"] = {
  category = "Applied",
  aiValue = 4,
  reqtechs = {"Machine Tools", "Radio"},
  leadsto = {"Combined Arms", "Rocketry"},
  epoch = "Modern",
  units = {"Bomber", "Carrier"},
  civilizedModifier = -2
}
data["Laser"] = {
  category = "Academic",
  city = {"SDI Defense"},
  aiValue = 4,
  reqtechs = {"Mass Production", "Nuclear Power"},
  leadsto = {"Superconductor"},
  epoch = "Modern",
  civilizedModifier = 0
}
data["Philosophy"] = {
  category = "Social",
  aiValue = 6,
  reqtechs = {"Literacy", "Mysticism"},
  leadsto = {"Communism", "Medicine", "Monotheism", "University (advance)"},
  epoch = "Renaissance",
  civilizedModifier = 1
}
data["Leadership"] = {
  category = "Military",
  aiValue = 5,
  reqtechs = {"Chivalry", "Gunpowder"},
  leadsto = {"Tactics"},
  epoch = "Renaissance",
  units = {"Dragoons"},
  civilizedModifier = -1
}
data["Ceremonial Burial"] = {
  category = "Social",
  city = {"Temple"},
  aiValue = 5,
  leadsto = {"Monarchy", "Mysticism", "Polytheism"},
  epoch = "Ancient",
  civilizedModifier = 0
}
data["Masonry"] = {
  category = "Applied",
  city = {"Palace", "City Walls", "Pyramids", "Great Wall"},
  aiValue = 4,
  leadsto = {"Construction", "Mathematics"},
  epoch = "Ancient",
  civilizedModifier = 1
}
data["Gunpowder"] = {
  category = "Military",
  aiValue = 8,
  reqtechs = {"Invention", "Iron Working"},
  leadsto = {"Explosives", "Leadership", "Metallurgy"},
  epoch = "Renaissance",
  units = {"Musketeers"},
  civilizedModifier = -2
}
data["Superconductor"] = {
  category = "Academic",
  city = {"SS Module"},
  aiValue = 4,
  reqtechs = {"Laser", "Plastics"},
  leadsto = {"Fusion Power", "Stealth"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Tactics"] = {
  category = "Military",
  aiValue = 6,
  reqtechs = {"Conscription", "Leadership"},
  leadsto = {"Amphibious Warfare", "Guerrilla Warfare", "Machine Tools", "Mobile Warfare"},
  epoch = "Industrial Revolution",
  units = {"Alpine Troops", "Cavalry"},
  civilizedModifier = -1
}
data["Feudalism"] = {
  category = "Military",
  city = {"Sun Tzu's War Academy"},
  aiValue = 4,
  reqtechs = {"Monarchy", "Warrior Code"},
  leadsto = {"Chivalry", "Theology"},
  epoch = "Ancient",
  units = {"Pikemen"},
  civilizedModifier = -1
}
data["Plastics"] = {
  category = "Applied",
  city = {"SS Component"},
  aiValue = 4,
  reqtechs = {"Refining", "Space Flight"},
  leadsto = {"Superconductor"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Robotics"] = {
  category = "Military",
  city = {"Mfg. Plant"},
  aiValue = 5,
  reqtechs = {"Computers", "Mobile Warfare"},
  leadsto = {"Stealth"},
  epoch = "Modern",
  units = {"Howitzer"},
  civilizedModifier = -2
}
data["Invention"] = {
  category = "Applied",
  city = {"Leonardo's Workshop"},
  aiValue = 6,
  reqtechs = {"Engineering", "Literacy"},
  leadsto = {"Democracy", "Gunpowder", "Steam Engine"},
  epoch = "Renaissance",
  civilizedModifier = 0
}
data["Map Making"] = {
  category = "Economic",
  city = {"Lighthouse"},
  aiValue = 6,
  reqtechs = {"Alphabet"},
  leadsto = {"Seafaring"},
  epoch = "Ancient",
  units = {"Trireme"},
  civilizedModifier = -1
}
data["Genetic Engineering"] = {
  category = "Academic",
  city = {"Cure for Cancer"},
  aiValue = 3,
  reqtechs = {"Corporation", "Medicine"},
  epoch = "Modern",
  civilizedModifier = 2
}
data["Democracy"] = {
  category = "Social",
  city = {"Statue of Liberty"},
  aiValue = 5,
  reqtechs = {"Banking", "Invention"},
  leadsto = {"Conscription", "Espionage", "Recycling"},
  epoch = "Industrial Revolution",
  civilizedModifier = 1
}
data["Metallurgy"] = {
  category = "Military",
  city = {"Coastal Fortress"},
  aiValue = 6,
  reqtechs = {"Gunpowder", "University (advance)"},
  leadsto = {"Conscription", "Electricity"},
  epoch = "Renaissance",
  obsoletes = "Great Wall",
  units = {"Cannon"},
  civilizedModifier = -2
}
data["Guerrilla Warfare"] = {
  category = "Military",
  aiValue = 4,
  reqtechs = {"Communism", "Tactics"},
  leadsto = {"Labor Union"},
  epoch = "Modern",
  units = {"Partisans"},
  civilizedModifier = 1
}
data["Monotheism"] = {
  category = "Social",
  city = {"Cathedral", "Michelangelo's Chapel"},
  aiValue = 5,
  reqtechs = {"Philosophy", "Polytheism"},
  leadsto = {"Fundamentalism", "Theology"},
  epoch = "Renaissance",
  units = {"Crusaders"},
  civilizedModifier = 1
}
data["Magnetism"] = {
  category = "Academic",
  aiValue = 4,
  reqtechs = {"Iron Working", "Physics"},
  leadsto = {"Electricity"},
  epoch = "Renaissance",
  obsoletes = "Lighthouse",
  units = {"Galleon", "Frigate"},
  civilizedModifier = -1
}
data["Construction"] = {
  category = "Applied",
  city = {"Aqueduct", "Colosseum"},
  aiValue = 4,
  reqtechs = {"Currency", "Masonry"},
  leadsto = {"Bridge Building", "Engineering"},
  epoch = "Ancient",
  civilizedModifier = 0
}
data["Railroad"] = {
  category = "Economic",
  city = {"Darwin's Voyage"},
  aiValue = 6,
  reqtechs = {"Bridge Building", "Steam Engine"},
  leadsto = {"Industrialization"},
  epoch = "Industrial Revolution",
  obsoletes = "Hanging Gardens",
  civilizedModifier = 0
}
data["Astronomy"] = {
  category = "Academic",
  city = {"Copernicus' Observatory"},
  aiValue = 4,
  reqtechs = {"Mathematics", "Mysticism"},
  leadsto = {"Navigation", "Theory of Gravity"},
  epoch = "Renaissance",
  civilizedModifier = 1
}
data["Horseback Riding"] = {
  category = "Military",
  aiValue = 4,
  leadsto = {"Chivalry", "Polytheism", "Wheel"},
  epoch = "Ancient",
  units = {"Horsemen"},
  civilizedModifier = -1
}
data["Atomic Theory"] = {
  category = "Academic",
  aiValue = 4,
  reqtechs = {"Physics", "Theory of Gravity"},
  leadsto = {"Nuclear Fission"},
  epoch = "Industrial Revolution",
  civilizedModifier = -1
}
data["University"] = {
  category = "Academic",
  city = {"University (building)"},
  aiValue = 5,
  reqtechs = {"Mathematics", "Philosophy"},
  leadsto = {"Chemistry", "Economics", "Metallurgy", "Theory of Gravity"},
  epoch = "Renaissance",
  civilizedModifier = 1
}
data["Economics"] = {
  category = "Economic",
  city = {"Stock Exchange", "Adam Smith's Trading Co."},
  aiValue = 4,
  reqtechs = {"Banking", "University (advance)"},
  leadsto = {"Corporation"},
  epoch = "Industrial Revolution",
  civilizedModifier = 1
}
data["Chemistry"] = {
  category = "Academic",
  aiValue = 5,
  reqtechs = {"Medicine", "University (advance)"},
  leadsto = {"Explosives", "Refining"},
  epoch = "Renaissance",
  civilizedModifier = -1
}
data["Fusion Power"] = {
  category = "Academic",
  aiValue = 3,
  reqtechs = {"Nuclear Power", "Superconductor"},
  leadsto = {"Future Technology"},
  epoch = "Modern",
  civilizedModifier = 0
}
data["Mass Production"] = {
  category = "Applied",
  city = {"Mass Transit"},
  aiValue = 5,
  reqtechs = {"Automobile", "Corporation"},
  leadsto = {"Computers", "Labor Union", "Laser", "Nuclear Fission", "Recycling"},
  epoch = "Modern",
  civilizedModifier = 0
}
data["Corporation"] = {
  category = "Economic",
  city = {"Capitalization"},
  aiValue = 4,
  reqtechs = {"Economics", "Industrialization"},
  leadsto = {"Electronics", "Genetic Engineering", "Mass Production", "Refining"},
  epoch = "Industrial Revolution",
  units = {"Freight"},
  civilizedModifier = 0
}
data["Recycling"] = {
  category = "Social",
  city = {"Recycling Center"},
  aiValue = 2,
  reqtechs = {"Democracy", "Mass Production"},
  leadsto = {"Environmentalism", "Future Technology"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Trade"] = {
  category = "Economic",
  city = {"Marco Polo's Embassy"},
  aiValue = 4,
  reqtechs = {"Code of Laws", "Currency"},
  leadsto = {"Banking", "Medicine"},
  epoch = "Ancient",
  units = {"Caravan"},
  civilizedModifier = 2
}
data["Currency"] = {
  category = "Economic",
  city = {"Marketplace"},
  aiValue = 4,
  reqtechs = {"Bronze Working"},
  leadsto = {"Construction", "Trade"},
  epoch = "Ancient",
  civilizedModifier = 1
}
data["Bronze Working"] = {
  category = "Applied",
  city = {"Colossus"},
  aiValue = 6,
  leadsto = {"Currency", "Iron Working"},
  epoch = "Ancient",
  units = {"Phalanx"},
  civilizedModifier = -1
}
data["Fundamentalism"] = {
  category = "Social",
  aiValue = 3,
  reqtechs = {"Conscription", "Monotheism"},
  epoch = "Industrial Revolution",
  units = {"Fanatics"},
  civilizedModifier = -2
}
data["Rocketry"] = {
  category = "Military",
  city = {"SAM Missile Battery"},
  aiValue = 6,
  reqtechs = {"Advanced Flight", "Electronics"},
  leadsto = {"Space Flight"},
  epoch = "Modern",
  units = {"AEGIS Cruiser", "Cruise Msl.", "Nuclear Msl."},
  civilizedModifier = -2
}
data["Electricity"] = {
  category = "Applied",
  aiValue = 4,
  reqtechs = {"Magnetism", "Metallurgy"},
  leadsto = {"Electronics", "Radio", "Refrigeration", "Steel"},
  epoch = "Industrial Revolution",
  obsoletes = "Great Library",
  units = {"Destroyer"},
  civilizedModifier = 0
}
data["Writing"] = {
  category = "Academic",
  city = {"Library"},
  aiValue = 4,
  reqtechs = {"Alphabet"},
  leadsto = {"Literacy"},
  epoch = "Ancient",
  units = {"Diplomat"},
  civilizedModifier = 2
}
data["Stealth"] = {
  category = "Military",
  aiValue = 3,
  reqtechs = {"Robotics", "Superconductor"},
  epoch = "Modern",
  units = {"Stlth Ftr.", "Stlth Bmbr."},
  civilizedModifier = -2
}
data["Refrigeration"] = {
  category = "Economic",
  city = {"Supermarket"},
  aiValue = 3,
  reqtechs = {"Electricity", "Sanitation"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Seafaring"] = {
  category = "Economic",
  city = {"Harbor"},
  aiValue = 4,
  reqtechs = {"Map Making", "Pottery"},
  leadsto = {"Navigation"},
  epoch = "Ancient",
  units = {"Explorer"},
  civilizedModifier = 1
}
data["Medicine"] = {
  category = "Economic",
  city = {"Shakespeare's Theatre"},
  aiValue = 4,
  reqtechs = {"Philosophy", "Trade"},
  leadsto = {"Chemistry", "Genetic Engineering", "Sanitation"},
  epoch = "Renaissance",
  civilizedModifier = 0
}
data["Space Flight"] = {
  category = "Academic",
  city = {"SS Structural", "Apollo Program"},
  aiValue = 4,
  reqtechs = {"Computers", "Rocketry"},
  leadsto = {"Environmentalism", "Plastics"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Bridge Building"] = {
  category = "Applied",
  aiValue = 4,
  reqtechs = {"Construction", "Iron Working"},
  leadsto = {"Railroad"},
  epoch = "Ancient",
  civilizedModifier = 0
}
data["Monarchy"] = {
  category = "Social",
  aiValue = 5,
  reqtechs = {"Ceremonial Burial", "Code of Laws"},
  leadsto = {"Feudalism"},
  epoch = "Ancient",
  civilizedModifier = 1
}
data["Warrior Code"] = {
  category = "Military",
  aiValue = 4,
  leadsto = {"Feudalism", "Iron Working"},
  epoch = "Ancient",
  units = {"Archers"},
  civilizedModifier = -1
}
data["Mysticism"] = {
  category = "Social",
  city = {"Oracle"},
  aiValue = 4,
  reqtechs = {"Ceremonial Burial"},
  leadsto = {"Astronomy", "Philosophy"},
  epoch = "Ancient",
  civilizedModifier = 0
}
data["Steel"] = {
  category = "Applied",
  aiValue = 4,
  reqtechs = {"Electricity", "Industrialization"},
  leadsto = {"Automobile", "Machine Tools"},
  epoch = "Industrial Revolution",
  units = {"Cruiser"},
  civilizedModifier = -1
}
data["Sanitation"] = {
  category = "Economic",
  city = {"Sewer System"},
  aiValue = 4,
  reqtechs = {"Engineering", "Medicine"},
  leadsto = {"Refrigeration"},
  epoch = "Industrial Revolution",
  civilizedModifier = 2
}
data["Industrialization"] = {
  category = "Economic",
  city = {"Factory", "Women's Suffrage"},
  aiValue = 6,
  reqtechs = {"Banking", "Railroad"},
  leadsto = {"Communism", "Corporation", "Steel"},
  epoch = "Industrial Revolution",
  obsoletes = "King Richard's Crusade",
  units = {"Transport"},
  civilizedModifier = 0
}
data["Miniaturization"] = {
  category = "Applied",
  city = {"Offshore Platform"},
  aiValue = 4,
  reqtechs = {"Electronics", "Machine Tools"},
  leadsto = {"Computers"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Theology"] = {
  category = "Social",
  city = {"J. S. Bach's Cathedral"},
  aiValue = 3,
  reqtechs = {"Feudalism", "Monotheism"},
  epoch = "Renaissance",
  obsoletes = "Oracle",
  civilizedModifier = 2
}
data["Banking"] = {
  category = "Economic",
  city = {"Bank"},
  aiValue = 4,
  reqtechs = {"Republic (advance)", "Trade"},
  leadsto = {"Democracy", "Economics", "Industrialization"},
  epoch = "Renaissance",
  civilizedModifier = 1
}
data["Steam Engine"] = {
  category = "Academic",
  city = {"Eiffel Tower"},
  aiValue = 4,
  reqtechs = {"Invention", "Physics"},
  leadsto = {"Railroad"},
  epoch = "Industrial Revolution",
  units = {"Ironclad"},
  civilizedModifier = -1
}
data["Refining"] = {
  category = "Applied",
  city = {"Power Plant"},
  aiValue = 4,
  reqtechs = {"Chemistry", "Corporation"},
  leadsto = {"Combustion", "Plastics"},
  epoch = "Industrial Revolution",
  civilizedModifier = 0
}
data["Nuclear Power"] = {
  category = "Academic",
  city = {"Nuclear Plant"},
  aiValue = 3,
  reqtechs = {"Electronics", "Nuclear Fission"},
  leadsto = {"Fusion Power", "Laser"},
  epoch = "Modern",
  civilizedModifier = 0
}
data["Navigation"] = {
  category = "Economic",
  city = {"Magellan's Expedition"},
  aiValue = 6,
  reqtechs = {"Astronomy", "Seafaring"},
  leadsto = {"Amphibious Warfare", "Physics"},
  epoch = "Renaissance",
  units = {"Caravel"},
  civilizedModifier = -1
}
data["Chivalry"] = {
  category = "Military",
  aiValue = 4,
  reqtechs = {"Feudalism", "Horseback Riding"},
  leadsto = {"Leadership"},
  epoch = "Renaissance",
  units = {"Knights"},
  civilizedModifier = -2
}
data["Machine Tools"] = {
  category = "Applied",
  aiValue = 4,
  reqtechs = {"Steel", "Tactics"},
  leadsto = {"Advanced Flight", "Miniaturization"},
  epoch = "Industrial Revolution",
  units = {"Artillery"},
  civilizedModifier = -2
}
data["Labor Union"] = {
  category = "Social",
  aiValue = 4,
  reqtechs = {"Guerrilla Warfare", "Mass Production"},
  epoch = "Modern",
  units = {"Mech. Inf."},
  civilizedModifier = -1
}
data["Engineering"] = {
  category = "Applied",
  city = {"King Richard's Crusade"},
  aiValue = 4,
  reqtechs = {"Construction", "Wheel"},
  leadsto = {"Invention", "Sanitation"},
  epoch = "Ancient",
  civilizedModifier = 0
}
data["Explosives"] = {
  category = "Applied",
  aiValue = 5,
  reqtechs = {"Chemistry", "Gunpowder"},
  leadsto = {"Combustion"},
  epoch = "Industrial Revolution",
  units = {"Engineers"},
  civilizedModifier = 0
}
data["Future Technology"] = {
  category = "Academic",
  aiValue = 1,
  reqtechs = {"Fusion Power", "Recycling"},
  epoch = "Modern",
  civilizedModifier = 0
}
data["Code of Laws"] = {
  category = "Social",
  city = {"Courthouse"},
  aiValue = 4,
  reqtechs = {"Alphabet"},
  leadsto = {"Literacy", "Monarchy", "Republic (advance)", "Trade"},
  epoch = "Ancient",
  civilizedModifier = 1
}
data["Automobile"] = {
  category = "Applied",
  city = {"Superhighways"},
  aiValue = 6,
  reqtechs = {"Combustion", "Steel"},
  leadsto = {"Mass Production", "Mobile Warfare"},
  epoch = "Modern",
  obsoletes = "Da Vinci's Workshop",
  units = {"Battleship"},
  civilizedModifier = -1
}
data["Environmentalism"] = {
  category = "Social",
  city = {"Solar Plant"},
  aiValue = 3,
  reqtechs = {"Recycling", "Space Flight"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Mathematics"] = {
  category = "Academic",
  aiValue = 4,
  reqtechs = {"Alphabet", "Masonry"},
  leadsto = {"Astronomy", "University (advance)"},
  epoch = "Ancient",
  units = {"Catapult"},
  civilizedModifier = -1
}
data["Electronics"] = {
  category = "Applied",
  city = {"Hydro Plant", "Hoover Dam"},
  aiValue = 4,
  reqtechs = {"Corporation", "Electricity"},
  leadsto = {"Miniaturization", "Nuclear Power", "Rocketry"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Combined Arms"] = {
  category = "Military",
  aiValue = 5,
  reqtechs = {"Advanced Flight", "Mobile Warfare"},
  epoch = "Modern",
  units = {"Paratroopers", "Helicopter"},
  civilizedModifier = -1
}
data["Espionage"] = {
  category = "Military",
  aiValue = 2,
  reqtechs = {"Communism", "Democracy"},
  epoch = "Modern",
  units = {"Spy"},
  civilizedModifier = -1
}
data["Flight"] = {
  category = "Applied",
  aiValue = 4,
  reqtechs = {"Combustion", "Theory of Gravity"},
  leadsto = {"Radio"},
  epoch = "Industrial Revolution",
  obsoletes = "Colossus",
  units = {"Fighter"},
  civilizedModifier = -1
}
data["Polytheism"] = {
  category = "Social",
  aiValue = 4,
  reqtechs = {"Ceremonial Burial", "Horseback Riding"},
  leadsto = {"Monotheism"},
  epoch = "Ancient",
  units = {"Elephant"},
  civilizedModifier = 0
}
data["Literacy"] = {
  category = "Academic",
  city = {"Great Library"},
  aiValue = 5,
  reqtechs = {"Code of Laws", "Writing"},
  leadsto = {"Invention", "Philosophy", "Physics", "Republic (advance)"},
  epoch = "Ancient",
  civilizedModifier = 2
}
data["Pottery"] = {
  category = "Economic",
  city = {"Granary", "Hanging Gardens"},
  aiValue = 4,
  leadsto = {"Seafaring"},
  epoch = "Ancient",
  civilizedModifier = 1
}
data["Computers"] = {
  category = "Applied",
  city = {"Research Lab", "SETI Program"},
  aiValue = 4,
  reqtechs = {"Mass Production", "Miniaturization"},
  leadsto = {"Robotics", "Space Flight"},
  epoch = "Modern",
  civilizedModifier = 1
}
data["Nuclear Fission"] = {
  category = "Academic",
  city = {"Manhattan Project"},
  aiValue = 6,
  reqtechs = {"Atomic Theory", "Mass Production"},
  leadsto = {"Nuclear Power"},
  epoch = "Modern",
  civilizedModifier = -2
}
data["Physics"] = {
  category = "Academic",
  aiValue = 4,
  reqtechs = {"Literacy", "Navigation"},
  leadsto = {"Atomic Theory", "Magnetism", "Steam Engine"},
  epoch = "Renaissance",
  civilizedModifier = -1
}
data["Amphibious Warfare"] = {
  category = "Military",
  city = {"Port Facility"},
  aiValue = 3,
  reqtechs = {"Navigation", "Tactics"},
  epoch = "Modern",
  units = {"Marines"},
  civilizedModifier = -2
}
data["Republic"] = {
  category = "Social",
  aiValue = 5,
  reqtechs = {"Code of Laws", "Literacy"},
  leadsto = {"Banking"},
  epoch = "Ancient",
  civilizedModifier = 1
}
data["Mobile Warfare"] = {
  category = "Military",
  aiValue = 8,
  reqtechs = {"Automobile", "Tactics"},
  leadsto = {"Combined Arms", "Robotics"},
  epoch = "Modern",
  obsoletes = "Sun Tzu's War Academy",
  units = {"Armor"},
  civilizedModifier = -1
}
data["Plumbing"] = {
  category = "Applied",
  aiValue = 4,
  epoch = "Renaissance",
  civilizedModifier = 0
}
data["Radio"] = {
  category = "Applied",
  city = {"Airport"},
  aiValue = 5,
  reqtechs = {"Electricity", "Flight"},
  leadsto = {"Advanced Flight"},
  epoch = "Modern",
  civilizedModifier = -1
}
data["Wheel"] = {
  category = "Applied",
  aiValue = 4,
  reqtechs = {"Horseback Riding"},
  leadsto = {"Engineering"},
  epoch = "Ancient",
  units = {"Chariot"},
  civilizedModifier = -1
}
 
return data