<!ELEMENT PAP_UPDATE (PAP_RECORD+)> <!ELEMENT PAP_RECORD (lease, PAP?, effectiveDate?, account?, institutionIdentification?, accountName?, autoPayInterval?)> <!ELEMENT lease (#PCDATA)> <!ELEMENT PAP (#PCDATA)> <!ELEMENT effectiveDate (#PCDATA)> <!ELEMENT account (#PCDATA)> <!ELEMENT institutionIdentification (#PCDATA)> <!ELEMENT accountName (#PCDATA)> <!ELEMENT autoPayInterval (#PCDATA)>