Did you consider using split?

while (<INPUT>) {
   my ($key, $value)=split (/ is |: | at /);
   # save $key and $value; or print them; or ...
}

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CountZero

Update:Beaten by L~R

"If you have four groups working on a compiler, you'll get a 4-pass compiler." - Conway's Law

In reply to Re: Oft encountered regex problem by CountZero
in thread Oft encountered regex problem by GermanHerman

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