gistfile1.txt

'baseline' role override_attributes:
 21   :demo => {
 22     :hi => {
 23       :cow => 2
 24     }
 25   }

'specific' role override_attribute
 29   :demo => {
 30     :hi => {
 31       :moo => 1
 32     }
 33   }

runlist: baseline, specific

merges to: "demo"=>{"hi"=>{"moo"=>1}}

?