can_be_combatant_based_on_gender_trigger

can_be_combatant_based_on_gender_trigger = {
	custom_description = {
		text = "can_be_combatant_based_on_gender"
		object = this
		subject = $ARMY_OWNER$
		OR = {
			trigger_if = { # Has the Royal Court and thus can modify pillars
				limit = {
					has_dlc_feature = diverge_culture # Can modify pillars
				}
				trigger_if = {
					limit = {
						$ARMY_OWNER$.culture = { has_cultural_parameter = martial_custom_male_only_combatant }
					}
					is_male = yes
				}
				trigger_else_if = {
					limit = {
						$ARMY_OWNER$.culture = { has_cultural_parameter = martial_custom_female_only_combatant }
					}
					is_female = yes
				}
				trigger_else = {}
			}
			trigger_else = { # Does not have the Royal Court and thus combatant is governed by faith
				OR = {
					$ARMY_OWNER$.rite = { rite_has_parameter = combatant_can_be_either_gender_if_no_roco }
					AND = {
						$ARMY_OWNER$.rite = { rite_has_parameter = combatant_must_be_male_if_no_roco }
						is_male = yes
					}
					AND = {
						$ARMY_OWNER$.rite = { rite_has_parameter = combatant_must_be_female_if_no_roco }
						is_female = yes
					}
				}
			}
			AND = {
				# No need to gender diversify this: if they're a right-gender shieldperson of the culture, then they've already got permission to fight from the previous AND conditions.
				has_trait = shieldmaiden
				$ARMY_OWNER$ = {
					culture = { has_cultural_parameter = has_access_to_shieldmaidens }
				}
			}
			# Event-based special exceptions
			OR = {
				has_character_modifier = ignores_gender_army_rules
				has_character_modifier = mpo_destined_leader_modifier
			}
			AND = {
				prowess >= 10
				$ARMY_OWNER$.culture = { has_cultural_parameter = high_prowess_ignores_knight_restrictions }
				NOT = { $ARMY_OWNER$.culture = { has_cultural_parameter = minimum_prowess_for_knights } }
			}
			AND = {
				prowess >= 12
				$ARMY_OWNER$.culture = {
					has_cultural_parameter = high_prowess_ignores_knight_restrictions
					has_cultural_parameter = minimum_prowess_for_knights
				}
			}
		}
	}
	# Separate custom_description so barred clergy get a clergy-specific reason, not the gender tooltip
	trigger_if = {
		limit = {
			is_clergy = yes
		}
		custom_description = {
			text = "clergy_can_be_combatant"
			object = this
			subject = $ARMY_OWNER$
			OR = {
				rite = { rite_has_parameter = clergy_can_fight }
				AND = {
					has_personal_tenet_flag = clergy_can_fight_personal
					NOT = {
						rite = { rite_has_parameter = pacifist }
					}
				}
				culture = { has_cultural_parameter = culture_clergy_can_fight }
				AND = {
					$ARMY_OWNER$.culture = {
						has_cultural_parameter = high_prowess_ignores_knight_restrictions
					}
					prowess >= 10
				}
			}
		}
	}
}

As written in game/common/scripted_triggers/00_religious_triggers.txt.