DEFINE subst == [[['< "<" putchars] ['> ">" putchars] ['& "&" putchars] [putch]] case] step; XMLOutput == "\n" putchars [ "" putchars first subst "\n" putchars] step "\n" putchars. [ [ "April" "Bubbly: I'm > Tam and <= Emily" ] [ "Tam O'Shanter" "Burns: \"When chapman billies leave the street ...\"" ] [ "Emily" "Short & shrift" ] ] XMLOutput.