Question. Context: The 1997 AFL Grand Final was an Australian rules football game contested between the Adelaide Football Club and the St Kilda Football Club, held at the Melbourne Cricket Ground in Melbourne on 27 September 1997. It was the 101st annual Grand Final of the Australian Football League (formerly the Victorian Football League), staged to determine the premiers for the 1997 AFL season. The match, attended by 99,645 spectators, was won by Adelaide by a margin of 31 points, marking that club's first premiership victory.

Question: who played in the 1997 afl grand final?
Answer. the Adelaide Football Club and the St Kilda Football Club
What step-by-step reasoning justifies that answer?
Reasoning: To answer the question, consider the following: The 1997 AFL Grand Final was an Australian rules football game contested between the Adelaide Football Club and the St Kilda Football Club, held at the Melbourne Cricket Ground in Melbourne on 27 September 1997.