Question: In what city is Macquarie Media broadcasting's 3AW talkback radio station located?

full_context: Document 1: 5BBB: 5BBB, branded as Triple B FM, is a community radio station in the Barossa Valley, South Australia. Its studios are located in the former Tanunda railway station, and its transmitter on Kaiser Stuhl broadcasts the station to the Barossa Valley and surrounds, with its signal audible as far south as Adelaide. It broadcasts on a frequency of 89.1 MHz, although it launched on 91.9 and then moved to 101.5: both moves were to prevent interference with nearby broadcasters (ABRS and 5UV respectively).
Document 2: 3AW: 3AW is a talkback radio station based in Melbourne. It is broadcast on 693 kHz AM. It began transmission on 22 February 1932 as Melbourne's fifth commercial radio station.
Document 3: Jeremy Price: Jeremy Price is a sound designer and sound editor who has been prolific in television show production and also the film industry for over three decades. Recently Price has been the supervising sound editor on such films as "10,000 B.C.", "Alien vs. Predator", and "Free Jimmy".
Document 4: Eddie McGuire: Edward Joseph McGuire AM (born 29 October 1964) is an Australian radio and television presenter, commentator, journalist, media businessman and sporting president known for his long association with Australian rules football (AFL) and Channel Nine, with company McGuire Media
Document 5: Darren James (broadcaster): Darren Andrew James (born 7 December 1960) is a long-established Australian radio broadcaster on Melbourne radio station 3AW where he first started working in October 1979. He is also an MC and hosts corporate and public events.
Document 6: George Moore (Australian radio presenter): George Moore (formerly known as Les Pridmore), was born in Wagga Wagga, New South Wales, Australia. He has been on Australian radio for 40 years as a DJ, Announcer and Radio show host. He originally started his radio career at 2WG in Wagga Wagga during the late 1960s. During his time there he was also a singer with a popular Wagga rock band, "Lost & Found". Since then he has worked in Sydney radio stations with stints at 2SM, 2Day FM, 2UW/Mix 106.5, 2GB, and is currently with 2UE where he co-hosts the weekend breakfast show with Paul B. Kidd. Co-host Paul B. Kidd is a former dishwasher, mortuary attendant, crop-sprayer, jackeroo, TV salesman, cleaner, waiter, restaurateur, publican, caterer, poulterer, SP bookmaker, real estate salesman, photo-journalist, television presenter and script writer, columnist, features writer, magazine editor, publisher, author and currently a radio commentator. During his time on radio he has conducted interviews with major stars such as Ashley Judd and Angelina Jolie and with prominent Australian politicians, including former NSW premier Bob Carr, Prime Minister John Howard, Treasurer Peter Costello and Foreign Affairs Minister Alexander Downer.
Document 7: World Association of Community Radio Broadcasters: The World Association of Community Radio Broadcasters (French: "Association Mondiale Des Radiodiffuseurs Communautaires" , AMARC) is the international umbrella organization of community radio broadcasters founded in 1983, with nearly 3,000 members in 110 countries. Its mission is to support and contribute to the development of community and participatory radio along the principles of solidarity and international cooperation.
Document 8: Greg Grainger: Greg Grainger is an Australian film-maker, TV presenter, producer, director, journalist, newsreader, station manager, news director, political correspondent and documentary maker. His works spans both high-definition travel and adventure documentaries, to wildlife programs. He has numerous distinctions including being a Logie Award winner for "Best News Coverage" (9 Network) and 2011 IAB Awards "Best of Show".
Document 9: ABC Radio Sydney: ABC Radio Sydney (official call sign: 2BL) is an ABC radio station in Sydney, Australia. It is the flagship station in the ABC Local Radio network and broadcasts on 702 kHz on the AM dial. The station transmits with a power (CMF) of 3,110V, which is equivalent to 50 kW (the maximum permissible in Australia) from a site 30 kilometres west of the Sydney CBD.
Document 10: Leigh Sales: Leigh Peta Sales (born 10 May 1973) is an Australian author and journalist. She is the host of the Australian television channel ABC's flagship news and current affairs program "7.30".
Document 11: 6PR: 6PR, known as 882 6PR, is a commercial radio station based in Perth, Australia. Its focus is on news, talk and sport, and is Perth's only commercial talkback radio station. 6PR is owned by Fairfax Media, an Australian media company that owns television and radio businesses throughout Australia and New Zealand. It commenced broadcasting on 14 October 1931.
Document 12: 3YB: 3YB is a radio station based in Warrnambool, Victoria, Australia. It broadcasts on the medium wave radio band, at a frequency of 882 kHz. The station is part of the Ace Radio AM network. The station has a classic hits music format mixed with talk such as Mornings with Neil Mitchell syndicated from 3AW.
Document 13: Talking Lifestyle 882: Talking Lifestyle (ACMA callsign: 4BH) is a radio station in Brisbane, the state capital of Queensland, Australia. Its analog broadcast frequency is 882 KHz AM, simulcasted on digital radio channel 9B, and markets itself for the baby boomer market. It is owned by Macquarie Media.
Document 14: Steve Price (broadcaster): Steve Price (born 13 January 1955) is an Australian journalist and radio broadcaster. Price is currently working at Macquarie Media broadcasting on 2GB and 3AW, he was previously the program director and breakfast presenter at MTR 1377.
Document 15: Justin Smith (radio): Justin Smith (born 16 December 1968) is an Australian journalist, radio presenter, producer, and writer. He currently works with the Fairfax Radio Network, and was the drive-time presenter on Sydney metropolitan station, 2UE. He is an experienced presenter on prime time metropolitan AM radio, firstly on Melbourne radio station 3AW as senior producer/fill-in presenter on "Mornings with Neil Mitchell" was with 2UE until December 2015, and has since returned to 3AW Melbourne. His articles appear regularly in mainstream Australian newspapers including The Age and Sydney Morning Herald, and on the Fairfax websites.
ground_truth: Melbourne