1.   Behind a grey stone wall lay a little pool.

2.   The pool lay dark, cool and inviting beyond the terrace.

3.   The pool itself lies almost even with the ground.

4.   Putting his ear to the earth, Mr. Cox convinces himself that a rich pool of oil lay underneath.

5.   A pool of blood lay on the square, the scene of intensive fighting between Russian troops and Chechen rebels earlier this year.

6.   A pool of blood lay in the middle of the road.