And then there was Ted Turner's Cable News Network, CNN, which flicked on its broadcasters in 1980. Suddenly, news producers wanted to fill not only one half-hour time slot, however forty eight of those time slots, each day. Along with Property Key(PK), Category(CG) and O, there are altogether 29 (57 in the IOB scheme) slot labels in our drawback. In the named entity level, "连衣裙"(costume) is a Category (B-CG/I-CG), whereas "品牌"(model) is labeled as Property Key (B-PK/I-PK), which is the name of one product property. At its most basic level, online scheduling is an interface wherein a number of parties could make appointments or schedule tasks over an Internet connection. The identical information junkies who used to turn to 24-hour cable information to get by-the-minute updates have now defected to the Internet for second-by-second information. Interestingly, this tradition of opinionated journalism that now provides the backbone of a cable news station's ratings might also prove to be their downfall. Friday time slot. The present originally aired on Wednesdays at 10 p.m., and it enjoyed high ratings till NBC moved it to Friday evenings, a virtual loss of life sentence for most Tv exhibits.
