51.   For Gary Hall, reluctant Olympian and full-fledged Dead Head, that something centers around a chance to recapture some respect for U.S. swimmers in the sprints.

52.   For that reason, Sunbelt Christmases unusually are more centered around the post office counter than around the hearth.

53.   For this is a book that centers around a killing, even if lettuce, corn, soybeans and strawberries figure in the crime.

54.   For the past month, Microsoft Corp. and America Online have been engaged in an increasingly bloody slugfest centered around all things Internet.

55.   From a planning point of view, much of the drama will center around the timing of gains and losses on investments.

56.   Gates and Ellison discussed a future for computers centered around the Internet in separate appearances at the NationsBanc Montgomery Securities technology conference Tuesday in San Francisco.

57.   They created hypothetical situations, many of them centering around a do-or-die last chance in the pole vault.

58.   He appreciates the concern centered around the back spasms that have made him wince at times during the playoffs.

59.   Harris underwent two knee surgeries and months of rehabilitation centered around Pilates.

60.   He is returning to those roots by refocusing General Magic on a new project centered around the telephone.