The claims, in any case, are based on research by a 12-member team working for the Mayor.

The authors said they had based their claims on 20 years of research.

They base their claims on the letters she sent them.

But it said many claims were based on hope, not facts.

But his claim is based on a play outline, not a story, and we don't have it.

David Carter in the third chapter of his book questions the evidence that these claims are based on.

ES5's claims to anonymity were based on its use of several security technologies.

This legislation will mean that all claims should be based on sound and solid evidence.

On what do you base your claim that she is not?

However, it does not specify the primary sources on which this claim is based.