BDSM actions can often take place during a specific period of time agreed to by both parties, referred to as play, a scene or a session. By Japanese law, the genitals of actors and actresses must be censored and up the mid-1990 so was the depiction of pubic hair. 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. Throughout history, women have not had the same freedom or independence to pursue homosexual relationships as men, but neither have they met the same harsh punishment as homosexual men in some societies. BDSM is a variety of erotic practices involving dominance and submission, role-playing, restraint, and other interpersonal dynamics. Entacle erotica describes a type of pornography most commonly found in Japan which integrates traditional pornography with elements of bestiality and a fantasy, horror, or science-fiction theme. Softcore gay pornography also exists; it at one time constituted the genre, and may be produced as beefcake pornography for heterosexual female and homosexual male consumption. Once insertion is complete, the fingers are either clenched into a fist or kept straight. A sub-set of vaginal fisting attempts to photograph the female cervix immediately after the fist is removed from the now-gaping vagina. This stop and go build-up, known as edging, can achieve even stronger orgasms. Incest itself is largely taboo, and is a crime in many countries. 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 gay black porn amateur. For much of the history of cinema and television, lesbianism was considered taboo, though since the 1960s it has increasingly become a genre in its own right. In academic discourse, racial fetishism is a postcolonialist term found in the writings of authors such as Homi K. Pegging is a sexual practice in which a woman performs anal sex on a man by penetrating the man anus with a strap-on dildo.