A villanelle about the Aberfan coal mining disaster, in which 144 people, including 116 school children, died when a coal mining waste tip collapsed.
There was a lot of anger at the National Coal Board for its neglect of safety, and at the inquest, one father insisted: "I want it recorded — ‘Buried alive by the National Coal Board’. That is what I want to see on the record. That is the feeling of those present. Those are the words we want to go on the certificate."