diarch_syphon_treasury_interaction_syphon_control_effect

diarch_syphon_treasury_interaction_syphon_control_effect = {
	# First, configure the control loss to be divided.
	save_scope_value_as = {
		name = county_attribute_loss
		value = $LOSS$
	}
	# Now, execute our general effects.
	while = {
		count = syphon_treasury_recipient_county_tally
		random_held_county = {
			limit = {
				NOT = {
					save_temporary_scope_as = current_county
					any_in_list = {
						list = syphon_treasury_affected_counties
						this = scope:current_county
					}
				}
			}
			change_county_control = syphon_treasury_county_attribute_loss_fraction
			add_to_list = syphon_treasury_affected_counties
		}
	}
}

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