123 123 Commands: login login red red login logout [Name: Myname
234 234 Commands: login logout [Name: Notmyname
234 234 [Name: Notmyname1

Нужно получить вывод:
123 123 Myname
234 234 Notmyname
234 234 Notmyname1

$ (cat - << EOF
123 123 Commands: login login red red login logout [Name: Myname
234 234 Commands: login logout [Name: Notmyname
234 234 [Name: Notmyname1
EOF
) | awk '{print $1 " " $2 " " $NF}'
123 123 Myname
234 234 Notmyname
234 234 Notmyname1

(cat - << EOF
123 123 Commands: login login red red login logout [Name: Myname
234 234 Commands: login logout [Name: Notmyname
234 234 [Name: Notmyname1
EOF
) | sed -E 's/([[:digit:]]{1,20}) ([[:digit:]]{1,20}).*\[Name: (.*)/\1 \2 \3/'
123 123 Myname
234 234 Notmyname
234 234 Notmyname1