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

Context paragraphs:
Collinswood, South Australia: Collinswood is a suburb of Adelaide spanning the boundary of the Prospect and the Port Adelaide Enfield local government areas.

City of Port Adelaide Enfield: 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, South Australia: 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, South Australia: 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: 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, South Australia: Broadview is a suburb of Adelaide, South Australia.  It is located in the City of Port Adelaide Enfield and the City of Prospect.

Alberton, South Australia: 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, South Australia: 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, South Australia: 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: 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.

Supporting paragraphs: Standard Messenger Collinswood, South Australia
Answer: Gepps Cross