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document: chunk(s?) /\z/ chunk: open chunk close | word(s) open: "<open>" close: "<close>" word: /\w+/
document: stuff /\z/ { return $item{stuff} } stuff: chunk(s?) { return [map {@$_} @{$item[1]} ] } # flatten adjacen +t arrayrefs ... open: "<open>" close: "<close>" word: /\w+/