It can include the period between when a couple get engaged and their marriage or between death and burial, for which cultures may have set ritual observances. Even sexually liberal cultures may strongly disapprove of an engaged spouse having sex with another person during this time. When a marriage proposal is initiated there is a liminal stage between the question and the answer during which the social arrangements of both parties involved are subject to transformation and inversion; a sort of "life stage limbo" so to speak in that the affirmation or denial can result in multiple and diverse outcomes.