assign_commander_trait_effect

assign_commander_trait_effect = {
	random_list = {
		100 = {
			trigger = { NOT = { has_trait = logistician } }
			add_trait = logistician
		}
		100 = {
			trigger = { NOT = { has_trait = military_engineer } }
			add_trait = military_engineer
		}
		100 = {
			trigger = { NOT = { has_trait = aggressive_attacker } }
			add_trait = aggressive_attacker
		}
		100 = {
			trigger = { NOT = { has_trait = unyielding_defender } }
			add_trait = unyielding_defender
		}
		100 = {
			trigger = { NOT = { has_trait = forder } }
			add_trait = forder
		}
		100 = {
			trigger = { NOT = { has_trait = flexible_leader } }
			add_trait = flexible_leader
		}
		100 = {
			trigger = {
				NOT = { has_trait = desert_warrior }
				OR = {
					any_directly_owned_province = {
						terrain = desert
					}
					AND = {
						exists = scope:educator
						scope:educator = {
							any_directly_owned_province = {
								terrain = desert
							}
						}
					}
					AND = {
						NOT = { exists = scope:educator }
						liege ?= {
							any_directly_owned_province = {
								terrain = desert
							}
						}
					}
				}
			}
			modifier = {
				culture = {
					has_cultural_parameter = desert_warrior_trait_more_common
				}
				factor = 2
			}
			add_trait = desert_warrior
		}
		100 = {
			trigger = {
				NOT = { has_trait = jungle_stalker }
				OR = {
					any_directly_owned_province = {
						terrain = jungle
					}
					AND = {
						exists = scope:educator
						scope:educator = {
							any_directly_owned_province = {
								terrain = jungle
							}
						}
					}
					AND = {
						NOT = { exists = scope:educator }
						liege ?= {
							any_directly_owned_province = {
								terrain = jungle
							}
						}
					}
				}
			}
			modifier = {
				culture = {
					has_cultural_parameter = jungle_stalker_trait_more_common
				}
				factor = 2
			}
			add_trait = jungle_stalker
		}
		100 = {
			trigger = {
				NOT = { has_trait = winter_soldier }
				OR = {
					any_directly_owned_province = {
						OR = {
							terrain = taiga
							geographical_region = world_tibet
							geographical_region = world_europe_north
							geographical_region = world_europe_east
							geographical_region = world_steppe
						}
					}
					AND = {
						exists = scope:educator
						scope:educator = {
							any_directly_owned_province = {
								OR = {
									terrain = taiga
									geographical_region = world_tibet
									geographical_region = world_europe_north
									geographical_region = world_europe_east
									geographical_region = world_steppe
								}
							}
						}
					}
					AND = {

As written in game/common/scripted_effects/00_education_effects.txt.