Question: Which area is in opposite direction to the suburb of Adelaide which spans between the Prospect and the Port Adelaide Enfield?

Context articles: Collinswood, South Australia
City of Port Adelaide Enfield
Regency Park, South Australia
Greenacres, South Australia
Port Adelaide
Broadview, South Australia
Alberton, South Australia
Gillman, South Australia
Sefton Park, South Australia
Standard Messenger

Collinswood is a suburb of Adelaide spanning the boundary of the Prospect and the Port Adelaide Enfield local government areas.
The City of Port Adelaide Enfield, located across inner north and north-western suburbs of Adelaide, is one of the largest metropolitan councils within South Australia.
 It was established on 26 March 1996 by the amalgamation of the City of Port Adelaide and the City of Enfield.
Regency Park is an inner-northern suburb of Adelaide, 8 km from the City Centre, in the state of South Australia, Australia.
 It is located in the City of Port Adelaide Enfield, and is adjacent to Wingfield, Angle Park, Ferryden Park, Kilburn, Prospect, Dudley Park and Croydon Park.
 It is bounded to the north by Grand Junction Road, east by the Gawler train line, south by Regency Road and to the west by Days and South Roads.
 The postcode for Regency Park is 5010.
Greenacres is a north eastern suburb of Adelaide, South Australia in the City of Port Adelaide Enfield.
 It is considered as an inner suburb of greater Adelaide.
 Hampstead Road and Muller Road intersect at the south west corner of Greenacres, making it a bustling area during rush hour.
 These form the western and southern boundaries of the suburb, with Fosters Road on the east and Redward Avenue on the northern boundary.
 Greenacres is home to the Greenacres Shopping Centre, which has as its major shops a Coles supermarket (formerly a BI-LO), The Reject Shop and formerly Sam's Warehouse, Latitude-Bounce Climb Fly https://latitudeair.com .
 The City of Port Adelaide Enfield Greenacres Library & Office is located to the east of the shopping centre precinct.
 The suburb also features Hampstead Barracks, a small suburban Australian Army base.
Port Adelaide is the name of a region of Adelaide, approximately 14 km northwest of the Adelaide CBD.
 It is also the namesake of the City of Port Adelaide Enfield council, a suburb, a federal and state electoral division and is the main port for the city of Adelaide.
 Port Adelaide played an important role in the formative decades of Adelaide and South Australia, with the port being early Adelaide's main supply and information link to the rest of the world.
Broadview is a suburb of Adelaide, South Australia.
 It is located in the City of Port Adelaide Enfield and the City of Prospect.
Alberton is a metropolitan suburb in Adelaide, South Australia, about 20 minutes drive from the city.
 Part of the City of Port Adelaide Enfield, it is bordered by the suburbs of Rosewater, Queenstown, Cheltenham and Port Adelaide.
Gillman is a north-western suburb of Adelaide, in the City of Port Adelaide Enfield.
 It is located within the federal division of Port Adelaide and the state electoral district of Port Adelaide.
Sefton Park is a suburb about 6 km north east of the Adelaide CBD, South Australia and lies in both the City of Port Adelaide Enfield and the City of Prospect.
 It borders the suburbs Enfield, Nailsworth, Prospect and Broadview.
 Sefton Park is a minor shopping district of Adelaide and is also one of Adelaide's smallest suburbs.
Standard Messenger is a weekly suburban newspaper in Adelaide, part of the Messenger Newspapers group.
 The "Standard's" area covers the inner-north of Adelaide's metropolitan area, from Collinswood in the south to Gepps Cross in the north.