1.   Man owes his existence to the maker of those primitive stone tools, who planted the seed of the human career.

2.   But these identifiable elements were blended into a new pattern, which owed its existence to Gloucester himself.

3.   First, to my good neighbours who very quickly alerted my GP and to two splendid ambulancemen to whom I am told I owe my existence.

4.   And to a great extent, they owe their existence to the federal antitrust suit brought against IBM Corp. three decades ago.

5.   All these new films seem to owe their existence to advances in digital special effects.

6.   But the stereotypical role owes its existence to real pioneers, especially Tina Weymouth of the Talking Heads and the Tom Tom Club.

7.   Canadians like to joke that their country is the only one in the world that owes its existence to a rodent.

8.   Capitalist economies, for instance, owe their existence to sound financial systems critically dependent on basic human honesty.

9.   EBAY SPAWNS ONLINE LIQUIDATORS Online liquidators are the newest cottage industry that owes its existence to eBay, the auction site.

10.   Even in cities that owe their existence to the tobacco industry, however, times are changing.