#!/usr/bin/gawk -f

BEGIN { FS=":"; }

/^\[start\]/ {
    printf "[%s]\n",$2;
    next;
}

/^\[other\]/ {
    printf "%s",$2;
    for(i=3;i<=NF;++i) printf ":%s",$i;
    printf "\n";
    next;
}

{
    print $2;
}
