<!ELEMENT telemetry (process+)>
<!ELEMENT process (mode+)>
<!ELEMENT mode (message*)>
<!ELEMENT message EMPTY>

<!ATTLIST telemetry>
<!ATTLIST process
  name CDATA #REQUIRED
  type CDATA #IMPLIED
>
<!ATTLIST mode
  name CDATA #REQUIRED
  key_press CDATA #IMPLIED
>
<!ATTLIST message
  name CDATA #REQUIRED
  period CDATA #REQUIRED
  phase CDATA #IMPLIED
>
