11.   The Warranties generally require confirmation that a state of affairs exist at a certain date, eg Completion.

12.   This unusual property is what first alerted researchers to the fact that a core exists at the center of our earth.

13.   Yes, bamboo sailing rafts did still exist at Sam Son.

14.   The last paragraph contains an anachronism.

15.   The Holy Office no longer existed at that time.

16.   The fear of future unemployment, he believed, was exaggerated and existed at the moment as a heavy legacy of dictatorship.

17.   Although only a recent feature of modern financial systems, options have existed at various times in the past.

18.   A similar courtyard exists at Montsoreau nearby, while the Gothic Court at Blois is entirely palatial.

19.   The domus also existed at Ostia and examples resemble Pompeian houses.

20.   Another example exists at Salamanca and there is a very long, many-arched bridge at Mrida.