#! /bin/sh

sed 's/begin//' |\
sed 's/end//' |\
sed 's/\[\([0-9]*\)\]/(\1)/g' |\
sed 's/\[\([0-9,]*\)\]/(\1)/g' |\
sed 's/:=/ = /' |\
awk '{
  sub(/^[\ ]*/, "", $0)
  
  if ((match($0,"=")>0)&&(match($NF,"[\#;]")==0)){
    Previous = $0
  }