The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan. This can, however, redirect semen into the bladder . Ass to mouth pornography shows the transfer of a performer penis from a second performer anus to that same second performer mouth in a single shot. Related genres include: Amateur pornography originally referred only to pornography produced by amateurs but now also includes professionally made pornography designed to appear as if it were amateur. For legal reasons, the vast majority of so-called reality porn involves professional actors gay twinks and actresses posing as so-called amateurs. The wife who enjoys cuckolding her husband is frequently called a hotwife, or a cuckoldress if the man is more submissive. Greater economic and social freedom allowed them gradually to be able to determine how they could form relationships and families. There may be more than two participants; both group sex and gang banging can be included. It is used, for example, at fertility clinics to stimulate sperm donors. It is sometimes combined with BDSM features. The current record is held by Lisa Sparks who had sex with 919 men on October 16, 2004 in Warsaw, Poland as part of the Third Annual World Gangbang Championship and Eroticon 2004. Lucky Pierre is slang for a person performing both receptive and insertive anal and/or vaginal sex simultaneously during a threesome, being positioned between the two partners. Watersports pornography features sexual activities involving urine, such as golden showers. Some restrict momporn a policy of panties/nipple tape for females and some allow full nudity with explicit sexual interaction allowed. Babysitter pornography features usually teenage girls being exploited and hentai videos having taboo sex with older, male employers. Even though the performers who perform in these films typically appear on many reality websites within a short span of time, most of these websites claim that each of them is an amateur.