#vampires should be infertile.
on_pregnancy = {
	effect = {
		#adds pregnant trait in advance to block of other vanilla event from happening
		#"effect" triggers before all other events
		character_event = { id = vampires.6001 }
	}
	random_events = {
		#cancels the pregnancy - happens after all of the events
		100 = vampires.6002
	}
}