Neither of us knew then, however, that he would shortly be leading a coalition whose sole task was to keep Britain's economy alive in the operating theatre. (totalpolitics.com)
Lactase is an enzyme whose sole task is to digest lactose. (benefitsofkefir.com)
Since, as well as before my change, my theological thinking centers and has centered in its emphasis upon the majesty of God, the eschatological character of the whole Christian message, and the preaching of the gospel in its purity as the sole task of the Christian church. (religion-online.org)