| The institution of marriage they are purporting to protect is an abstraction. |
| A person purporting to be a doctor may carry more credible messages about a new toothpaste than a television presenter, for example. |
| A text purporting to describe a battle may have been composed to glorify the victor or excuse the loser. |
| The mayor warned people to beware of bogus charities purporting to be collecting money for victims' families. |
| As with any complex disorder, the therapies purporting to help are legion, and variable in outcome as far as the individual is concerned. |
| Physics professors receive packages purporting to show how to build perpetual motion machines. |
