Question: American singer-songwriter Taylor Swift's career began with a record deal with Big Machine Records in 2005 and the release of her eponymous debut album the following year, all of its singles charted within the top forty in the United States and were certified platinum by which organization, including Our Song, a country song performed by American singer-songwriter Taylor Swift?
Sentence (from "Our Song (Taylor Swift song)"): "Our Song" is a country song performed by American singer-songwriter Taylor Swift.
Relevant evidence: Yes