51.   Although there are well-established means of measuring the increase of carbon in a stand of growing trees, other sinks may present problems.

52.   An even bigger preservation problem is presented by sound recordings, films, posters, maps, photographs, slides, cartoons, engravings and prints.

53.   And even in the vast tide of cases that present no problem with publicity, pretrial or otherwise, lawyers are looking for malleable minds.

54.   And E-mail presents another problem because it indiscriminately mixes the trivial with the monumental.

55.   And both of those teams present more problems for the Suns than do the Blazers.

56.   And obviously Kevin Johnson presents a problem for us.

57.   And that, he said, presents a problem.

58.   And that could present a problem.

59.   And while leaving a house to an only child presents few problems, leaving property to two or more children is another matter entirely.

60.   Arizona will present a few problems, namely Simeon Rice, whom no team has been able to slow this season, but Garrett gets the job done again.