<?xml version ='1.0' encoding='UTF-8'?>

<!ELEMENT project (tasks?,resource-groups?,resources?,allocations?)>
<!ATTLIST project name              CDATA #REQUIRED
                  company           CDATA #IMPLIED
                  manager           CDATA #IMPLIED>

<!ELEMENT predecessors (predecessor*)>

<!ELEMENT predecessor EMPTY>
<!ATTLIST predecessor id             CDATA #REQUIRED
                      predecessor-id CDATA #REQUIRED
                      type           (FS|FF|SS|SF) #REQUIRED
                      lag            CDATA #IMPLIED>

<!ELEMENT tasks (task*)>

<!ELEMENT task (predecessors?,task*)>
<!ATTLIST task id                    CDATA #REQUIRED
               name                  CDATA #REQUIRED
               note                  CDATA #IMPLIED
               start                 CDATA #REQUIRED
               end                   CDATA #REQUIRED
               percent-complete      CDATA #IMPLIED>

<!ELEMENT resource-groups (group*)>
<!ATTLIST resource-groups default_group CDATA #REQUIRED>

<!ELEMENT group EMPTY>
<!ATTLIST group id                   CDATA #REQUIRED
                name                 CDATA #REQUIRED
                admin-name           CDATA #REQUIRED
                admin-phone          CDATA #REQUIRED
                admin-email          CDATA #REQUIRED>

<!ELEMENT resources (resource*)>

<!ELEMENT resource EMPTY>   
<!ATTLIST resource id                 CDATA #REQUIRED
                   name               CDATA #REQUIRED
                   email              CDATA #IMPLIED
                   type               (1|2) #REQUIRED
                   group              CDATA #REQUIRED
                   units              CDATA #REQUIRED
                   std-rate           CDATA #IMPLIED
                   ovt-rate           CDATA #IMPLIED>

<!ELEMENT allocations (allocation*)>

<!ELEMENT allocation EMPTY>
<!ATTLIST allocation task-id          CDATA #REQUIRED
                     resource-id      CDATA #REQUIRED>