The term soft crush refers to the more common fetish surrounding videos involving inanimate objects or small invertebrates being crushed, while the term hard crush refers to such videos involving larger animals with vertabrae, and arguably more pain-susceptible animals . The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually hentai movies explicit definition in Japan. For much of the history of cinema and television, videos gays lesbianism was considered taboo, though since the 1960s it has increasingly become a genre in its own right. In some scenes or relationships it may be impossible for consent to be withdrawn in the middle of a scene, or the bottom may have the ability to revoke consent for a relationship as a whole, but not for a particular scene. Although interracial pornography theoretically can apply to depictions of sexual activity between performers of any different racial groups, the term is most commonly used for heterosexual sex acts between black and white performers. Usually that person prefers to stage the wetting so that his/her legs become soaked with urine. Bisexual pornography is a genre of pornography which most typically depicts one woman and two men who all perform sex acts on each other. Men may find stimulation of the anus, rectum, and adjacent organs enjoyable. Creampie scenes depart from heterosexual pornographic convention in favor of a depiction that more closely mimics sexual intercourse as performed in ordinary life; they have been called the counterimage of facials. Individuals are also sometimes abbreviated when referred to in writing, so a dominant person may be referred to as a Dom for a man, and a Domme for a woman. Often, strong views are expressed with regard to anal sex; it is controversial momsex in various cultures, especially with regard to religion, commonly due to prohibitions against anal sex among gay men or teachings about the procreative purpose of sexual activity. The term lesbian is also used with regard to sexual identity or sexual behavior, regardless of sexual orientation, or as an adjective to characterize or associate nouns with female homosexuality or same-sex attraction.