Question: Information:  - Lee Chae-young (born April 29, 1986) is a South Korean actress. She debuted in a music video called "Come On" by the Hip-hop group Turtles in 2003. The following year, she appeared in Rain's I Do music video and in 2007, Yoon Mi-rae's Did You Forget It. Her first television drama was "Witch Yoo Hee", a romantic comedy, as Chef Marie. It wasnt until she was cast as Sa Illa in the 2009 historical drama "Iron Empress" and took the role as a host on the Korean Broadcasting System (KBS) variety show "Star Golden Bell" that her popularity rose. She is a Dankook University graduate and the younger sister of Seo Seung-ah.  - Ventriloquism, or ventriloquy, is an act of stagecraft in which a person (a ventriloquist) changes his or her voice so that it appears that the voice is coming from elsewhere, usually a puppeteered "dummy". The act of ventriloquism is ventriloquizing, and the ability to do so is commonly called in English the ability to "throw" one's voice.  - Star Golden Bell ( Hangul :  ) is a South Korean variety show broadcast on KBS . A popular show , it has occasionally entered the Korean top 20 chart . The show consisted of mini-games , which have certain prize amounts . The winning celebrity is given the opportunity to ring the bell by correctly answering a riddle . If he or she is correct , the money is donated in the winner 's name . All `` winnings '' go to a charity of KBS 's choice ; the last donation , in the amount of $ 110,000 , was made on July 1 , 2008 . In addition to the main MC , Jun Hyun - moo (  ) , there were two additional hosts , Kim Je - dong (  ) and Lee Chae - young (  ) , who were either in charge of administering games or were challengers competing against the celebrity contestants . Star featured 5 lines of 4 people each ( the lines named after each Korean character ) which had various celebrities from music , film , television , and musicals . The last line ( `` Bell '' ) contains regularly appearing celebrities . In April 2009 , it was announced that the show would be undergoing a spring overhaul , with main host Ji Suk - jin (  ) and MC Oh Jeong - yeon leaving the show . Their replacements are host Jun Hyun - moo and actress Lee Chae - young .  - Juggling is a physical skill, performed by a juggler, involving the manipulation of objects for recreation, entertainment, art or sport. The most recognizable form of juggling is toss juggling. Juggling can be the manipulation of one object or many objects at the same time, using one or many hands. Jugglers often refer to the objects they juggle as props. The most common props are balls, clubs, or rings. Some jugglers use more dramatic objects such as knives, fire torches or chainsaws. The term "juggling" can also commonly refer to other prop-based manipulation skills, such as diabolo, devil sticks, poi, cigar boxes, contact juggling, hooping, yo-yo, and hat manipulation.  - Natasha Shanta Reid (born May 31, 1981), better known by her Korean name Yoon Mi-rae, is an American-born South Korean rapper and singer. She is currently a member of Korean hip hop trio MFBTY. She is considered to be one of the best female rappers in Korea.  - Radio is the technology of using radio waves to carry information, such as sound, by systematically modulating properties of electromagnetic energy waves transmitted through space, such as their amplitude, frequency, phase, or pulse width. When radio waves strike an electrical conductor, the oscillating fields induce an alternating current in the conductor. The information in the waves can be extracted and transformed back into its original form.  - Korean Broadcasting System (KBS) is the national public broadcaster of South Korea. It was founded in 1927, and operates radio, television and online services, being one of the biggest South Korean television networks.  - A variety show, also known as variety arts or variety entertainment, is entertainment made up of a variety of acts (hence the name), especially musical performances and sketch comedy, and is normally introduced by a compère (master of ceremonies) or host. Other types of acts include magic, animal and circus acts, acrobatics, juggling, and ventriloquism. The variety format made its way from Victorian era stage to radio to television. Variety shows were a staple of anglophone television from its early days (late 1940s) into the 1980s.  - Sketch comedy comprises a series of short comedy scenes or vignettes, called "sketches", commonly between one and ten minutes long. Such sketches are performed by a group of comic actors or comedians, either on stage or through an audio or visual medium such as radio and television. Often sketches are first improvised by the actors and written down based on the outcome of these improv sessions; however, such improvisation is not necessarily involved in sketch comedy.    Given the information, choose the subject and object entities that have the relation of 'original network'.
Answer:
star golden bell , korean broadcasting system