Question: What song that Trey Fanjoy directed a music video for was co-written by Taylor Swift and Liz Rose?
Sentence (from "Taylor Swift videography"): From her eponymous debut album (2006), she released music videos for the singles "Tim McGraw", "Teardrops on My Guitar", "Our Song", and "Picture to Burn", all directed by Trey Fanjoy and released from 2006–08.
Relevant evidence: Yes