Question: "I Was a Fool" is a song written and performed by Canadian duo Tegan and Sara, inspired by one of Rihanna's singles ,Unfaithful from her second studio album "A Girl like Me" (2006), written by who?
Sentence (from "Unfaithful (song)"): The song was released by Def Jam Recordings on May 2, 2006, as the second single from the album.
Relevant evidence: No