And then there was Ted Turner's Cable News Network, CNN, which flicked on its broadcasters in 1980. Suddenly, information producers wanted to fill not just one half-hour time slot, however 48 of those time slots, every single day. Together with Property Key(PK), Category(CG) and O, there are altogether 29 (57 within the IOB scheme) slot labels in our downside. In the named entity degree, "连衣裙"(gown) is a Category (B-CG/I-CG), whereas "品牌"(brand) is labeled as Property Key (B-PK/I-PK), which is the name of one product property. At its most primary stage, online scheduling is an interface wherein a number of events could make appointments or schedule tasks over an Internet connection. The identical news junkies who used to turn to 24-hour cable news to get by-the-minute updates have now defected to the Internet for second-by-second news. Interestingly, this tradition of opinionated journalism that now supplies the backbone of a cable information station's ratings may also show to be their downfall. Friday time slot. The show originally aired on Wednesdays at 10 p.m., and it loved excessive scores until NBC moved it to Friday evenings, a virtual death sentence for most Tv shows.