premise: The 2015 Brownlow Medal was the 88th year the award was presented to the player adjudged the fairest and best player during the Australian Football League (AFL) home and away season. Nat Fyfe of the Fremantle Football Club won the medal by polling thirty-one votes during the 2015 AFL season. He became the first Fremantle player to win the Brownlow Medal.
hypothesis: Nat Fyfe is the fairest and best player in the AFL 2 years ago
reason: We don't know if he was or wasn't the fairest and best player in the AFL to receive this award again 2 years ago, despite winning it 4 years ago