Bacon_sandwich | dishVariation | BLT BLT | ingredient | Lettuce United_Kingdom | leader | David_Cameron BLT | dishVariation | Club_sandwich Bacon_sandwich | country | United_Kingdom
David Cameron is leader of the United Kingdom, which is home to the bacon sandwich. The BLT, which contains lettuce, is a variation of the bacon sandwich and the BLT is a version of a club sandwich.