To Riley, there was a clear-cut explanation for the exodus.

But they are more than that, for they are the most clear-cut proof yet of the richest man in the world's desire to get involved in – meddle in, as some see it – British politics.

Republican House Speaker Mike Johnson will once again hold the gavel because his drew more lines and awarded itself more clear-cut advantages.

One area that’s more clear-cut is the right to wear T-shirts or badges expressing political views in the classroom.

Their problems were at the other end of the pitch, where they kept getting into good positions but were unable to create any clear-cut chances.