coronation_upgrade_oath_value_effect

coronation_upgrade_oath_value_effect = {
	save_scope_value_as = {
		name = value_of_oath
		value = {
			value = 0
			add = {
				value = scope:activity.var:activity_special_type_progression
				divide = 20
				ceiling = yes
			}
			min = 1
		}
	}
	# Diplomacy
	if = {
		limit = {
			has_variable = diplomacy_oath_1
			var:diplomacy_oath_1 = 0
		}
		set_variable = {
			name = diplomacy_oath_1
			value = scope:value_of_oath
		}
	}
	if = {
		limit = {
			has_variable = diplomacy_oath_2
			var:diplomacy_oath_2 = 0
		}
		set_variable = {
			name = diplomacy_oath_2
			value = scope:value_of_oath
		}
	}
	# Martial
	else_if = {
		limit = {
			has_variable = martial_oath_1
			var:martial_oath_1 = 0
		}
		set_variable = {
			name = martial_oath_1
			value = scope:value_of_oath
		}
	}
	else_if = {
		limit = {
			has_variable = martial_oath_2
			var:martial_oath_2 = 0
		}
		set_variable = {
			name = martial_oath_2
			value = scope:value_of_oath
		}
	}
	# Stewardship
	else_if = {
		limit = {
			has_variable = stewardship_oath_1
			var:stewardship_oath_1 = 0
		}
		set_variable = {
			name = stewardship_oath_1
			value = scope:value_of_oath
		}
	}
	else_if = {
		limit = {
			has_variable = stewardship_oath_2
			var:stewardship_oath_2 = 0
		}
		set_variable = {
			name = stewardship_oath_2
			value = scope:value_of_oath
		}
	}
	# Intrigue
	# Learning
	else_if = {
		limit = {
			has_variable = learning_oath_1
			var:learning_oath_1 = 0
		}
		set_variable = {
			name = learning_oath_1
			value = scope:value_of_oath
		}
	}

	# De Jure rights
	else_if = {
		limit = {
			has_variable = purge_pretenders_oath
			var:purge_pretenders_oath = 0
		}
		set_variable = {
			name = purge_pretenders_oath
			value = scope:value_of_oath
		}
	}

	# End the struggle
	else_if = {
		limit = {
			has_variable = end_the_struggle_oath
			var:end_the_struggle_oath = 0
		}
		set_variable = {
			name = end_the_struggle_oath
			value = scope:value_of_oath
		}
	}

	# Greatest Hunter
	else_if = {
		limit = {
			has_variable = greatest_hunter_oath
			var:greatest_hunter_oath = 0
		}
		set_variable = {

As written in game/common/scripted_effects/10_ach_effects.txt.