The whereabouts of the reclusive Taliban leader, seen by few despite his seven years in power, has remained a central conundrum of the fall of Kandahar.

Its central conundrum is reflected in an anecdote about her first impressions of New York City.

This is the central conundrum of our evolutionary history, and authorities on the subject have offered various answers over the years.

But pierce the casual veneer, and you'll find a central conundrum of modern living: that simplicity is rarely simple.

As Prot goes about dispensing his good works, the movie's central conundrum begins to emerge.

This is today's central conundrum, Mr. Young said, adding that he will continue posting on his Web site the results of his daily prowls searching for weak spots.

Still, the central conundrum in calling for concerted action against the economic contagion is that no country sees the problem - or the solution - through the same prism.

Varnish - its function and importance - is one of the central conundrums in violin making.

After a time this also winds down because again the lawyers run into the central conundrum: there is no point suing anyone when no one has money.

But the central conundrum remains: how could a clearsighted man know so much about the underside of Communism without concluding that the system, as well as its leaders, was fatally flawed?