You will be given a definition of a task first, then some input of the task.
In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).

Context: Australian rules football, officially known as Australian football, but also called Aussie rules, football or footy (and in some regions marketed as AFL after the Australian Football League), is a contact sport played between two teams of eighteen players on an oval-shaped field, often a modified cricket ground., The Australian Football League (AFL) is the pre-eminent professional competition in the sport of Australian rules football. Through the AFL Commission, the AFL also serves as the sport's governing body, and is responsible for controlling the laws of the game. The league was founded as the Victorian Football League (VFL) as a breakaway from the previous Victorian Football Association (VFA), with its inaugural season commencing in 1897. Originally comprising only teams based in the Australian state of Victoria, the competition's name was changed to the Australian Football League for the 1990 season, after expanding to other states throughout the 1980s., Lathlain Park railway station was a railway station on the Transperth network . It was located on the Armadale line , 6.5 kilometres from Perth station serving the suburb of Victoria Park ., The Perth Football Club, nicknamed the Demons, is an Australian rules football club based in Lathlain, Western Australia, currently playing in the West Australian Football League (WAFL). Representing the south-east area of the Perth metropolitan region, the club currently trains and plays its home games at Lathlain Park, having previously played at the WACA Ground between 1899 and 1958 and later in 1987 and 1988., Lathlain Park (formerly known as Brownes Stadium and EFtel Oval under ground sponsorship arrangements) is an Australian rules football ground, located in Lathlain, an inner-eastern suburb of Perth, Western Australia. Since its opening in 1959, it has been the home ground for the Perth Football Club, who play in the West Australian Football League (WAFL)., The West Australian Football League (WAFL) is an Australian rules football league based in Perth, Western Australia. The WAFL is the third-most popular league in the nation, behind the nationwide Australian Football League (AFL) and South Australian National Football League (SANFL). The league currently consists of nine teams, which play each other in a 24-round season usually lasting from March to September, with the top five teams playing off in a finals series, culminating in a Grand Final. The league also runs reserves and colts (under-19) competitions., Subject: lathlain railway station, Relation: located_in_the_administrative_territorial_entity, Options: (A) east (B) most (C) of (D) perth (E) stadium (F) west (G) western australia
Output:
western australia