|   Composition | ClinicalDocument | 
 |     identifier | .setId | 
 |     status | n/a | 
 |     type | .code | 
 |     category | n/a | 
 |     subject | .recordTarget | 
 |     encounter | .componentOf.encompassingEncounter | 
 |     date | .effectiveTime | 
 |     author | .author.assignedAuthor | 
 |     title | .title | 
 |     confidentiality | .confidentialityCode | 
 |     attester | .authenticator/.legalAuthenticator | 
 |         mode | implied by .authenticator/.legalAuthenticator | 
 |         time | .authenticator.time | 
 |         party | .authenticator.assignedEnttty | 
 |     custodian | .custodian.assignedCustodian | 
 |     relatesTo | .relatedDocument | 
 |         code | .relatedDocument.typeCode | 
 |         target[x] | .relatedDocument.id | 
 |     event | .documentationOf.serviceEvent | 
 |         code | .code | 
 |         period | .effectiveTime | 
 |         detail | n/a | 
 |     section | .component.structuredBody.component.section | 
 |         title | .title | 
 |         code | .code | 
 |         author | .author.assignedAuthor | 
 |         focus | .subject? (CDA did not differentiate between subject and focus) | 
 |         text | .text | 
 |         mode | n/a | 
 |         orderedBy | n/a | 
 |         entry | .entry | 
 |         emptyReason | n/a | 
 |         section | .component.section | 
 |   Composition | Document[classCode="DOC" and moodCode="EVN" and isNormalAct()] | 
 |     identifier | Document.id / Document.setId | 
 |     status | interim: .completionCode="IN" & ./statusCode[isNormalDatatype()]="active";  final: .completionCode="AU" &&  ./statusCode[isNormalDatatype()]="complete" and not(./inboundRelationship[typeCode="SUBJ" and isNormalActRelationship()]/source[subsumesCode("ActClass#CACT") and moodCode="EVN" and domainMember("ReviseComposition", code) and isNormalAct()]);  amended: .completionCode="AU" &&  ./statusCode[isNormalDatatype()]="complete" and ./inboundRelationship[typeCode="SUBJ" and isNormalActRelationship()]/source[subsumesCode("ActClass#CACT") and moodCode="EVN" and domainMember("ReviseComposition", code) and isNormalAct() and statusCode="completed"];  withdrawn : .completionCode=NI &&  ./statusCode[isNormalDatatype()]="obsolete" | 
 |     type | ./code | 
 |     category | .outboundRelationship[typeCode="COMP].target[classCode="LIST", moodCode="EVN"].code | 
 |     subject | .participation[typeCode="SBJ"].role[typeCode="PAT"] | 
 |     encounter | unique(highest(./outboundRelationship[typeCode="SUBJ" and isNormalActRelationship()], priorityNumber)/target[moodCode="EVN" and classCode=("ENC", "PCPR") and isNormalAct]) | 
 |     date | .effectiveTime[type="TS"] | 
 |     author | .participation[typeCode="AUT"].role[classCode="ASSIGNED"] | 
 |     title | ./title | 
 |     confidentiality | .confidentialityCode | 
 |     attester | .participation[typeCode="AUTHEN"].role[classCode="ASSIGNED"] | 
 |         mode | unique(./modeCode) | 
 |         time | ./time[type="TS" and isNormalDatatype()] | 
 |         party | ./role[classCode="ASSIGNED" and isNormalRole]/player[determinerCode="INST" and classCode=("DEV", "PSN") and isNormalEntity()] or ./role[classCode="ASSIGNED" and isNormalRole and not(player)]/scoper[determinerCode="INST" and classCode="ORG" and isNormalEntity()] | 
 |     custodian | .participation[typeCode="RCV"].role[classCode="CUST"].scoper[classCode="ORG" and determinerCode="INST"] | 
 |     relatesTo | .outboundRelationship | 
 |         code | .outboundRelationship.typeCode | 
 |         target[x] | .target[classCode="DOC", moodCode="EVN"].id | 
 |     event | outboundRelationship[typeCode="SUBJ"].target[classCode<'ACT'] | 
 |         code | .code | 
 |         period | .effectiveTime | 
 |         detail | .outboundRelationship[typeCode="SUBJ"].target | 
 |     section | ./outboundRelationship[typeCode="COMP" and isNormalActRelationship()]/target[moodCode="EVN" and classCode="DOCSECT" and isNormalAct] | 
 |         title | ./title | 
 |         code | ./code | 
 |         author | .participation[typeCode="AUT"].role[classCode="ASSIGNED"] | 
 |         text | .text | 
 |         mode | .outBoundRelationship[typeCode=COMP].target[classCode=OBS"].value | 
 |         orderedBy | .outboundRelationship[typeCode=COMP].sequenceNumber > 1 | 
 |         entry | .outboundRelationship[typeCode=COMP] or  .participation[typeCode=SBJ] | 
 |         emptyReason | .inboundRelationship[typeCode=SUBJ,code<ListEmptyReason].value[type=CD] | 
 |         section | ./outboundRelationship[typeCode="COMP" and isNormalActRelationship()]/target[moodCode="EVN" and classCode="DOCSECT" and isNormalAct] | 
 |   Composition | when described by DocumentReference | 
 |     identifier | DocumentReference.masterIdentifier | 
 |     status | DocumentReference.status | 
 |     type | DocumentReference.type | 
 |     category | DocumenttReference.category | 
 |     subject | DocumentReference.subject | 
 |     encounter | DocumentReference.context.encounter | 
 |     date | DocumentReference.content.attachment.date, DocumentReference.created | 
 |     author | DocumentReference.agent | 
 |     title | DocumentReference.description, DocumentReference.content.attachment.title | 
 |     confidentiality | DocumentReference.securityLabel | 
 |     attester | DocumentReference.authenticator | 
 |         mode |  | 
 |         time |  | 
 |         party |  | 
 |     custodian | DocumentReference.custodian | 
 |     relatesTo | DocumentReference.relatesTo | 
 |         code | DocumentReference.relatesTo.code | 
 |         target[x] | DocumentReference.relatesTo.target | 
 |     event | DocumentReference.event | 
 |         code | DocumentReference.event.code | 
 |         period | DocumentReference.event.period | 
 |         detail |  | 
 |     section |  | 
 |         title |  | 
 |         code |  | 
 |         author |  | 
 |         focus |  | 
 |         text |  | 
 |         mode |  | 
 |         orderedBy |  | 
 |         entry |  | 
 |         emptyReason |  | 
 |         section |  |