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  1. or download this
    >perl -wMstrict -le
"for (@ARGV) {
...
matched 'AZZ'  grabbed ''
matched 'A SOMETHING Z'  grabbed ' SOMETHING '
  2. or download this
    >perl -wMstrict -le
"for (@ARGV) {
...
matched 'A SOMETHING Z'  grabbed ' SOMETHING '
matched 'A Z'  grabbed ' '
matched 'A  Z'  grabbed '  '