|   ActivityDefinition | Act[classCode=ACT; moodCode=DEFN] | 
 |     url | .identifier[scope=BUSN;reliability=ISS] | 
 |     identifier | .identifier | 
 |     version | N/A (to add?) | 
 |     name | N/A | 
 |     title | .title | 
 |     subtitle | N/A (to add?) | 
 |     status | .status | 
 |     experimental | N/A (to add?) | 
 |     subject[x] | N/A (to add?) { only applies for subject Patient? } | 
 |     date | .participation[typeCode=AUT].time | 
 |     publisher | .participation[typeCode=AUT].role | 
 |     contact | .participation[typeCode=CALLBCK].role | 
 |     description | .text | 
 |     useContext | N/A (to add?) | 
 |     jurisdiction | N/A (to add?) | 
 |     purpose | .reasonCode.text | 
 |     usage | N/A (to add?) | 
 |     copyright | N/A (to add?) | 
 |     approvalDate | .outboundRelationship[typeCode="SUBJ"].act[classCode=CACT;moodCode=EVN;code="approval"].effectiveTime | 
 |     lastReviewDate | .outboundRelationship[typeCode="SUBJ"; subsetCode="RECENT"].act[classCode=CACT;moodCode=EVN;code="review"].effectiveTime | 
 |     effectivePeriod | N/A (to add?) | 
 |     topic | N/A (to add?) | 
 |     author | .participation[typeCode=AUT] | 
 |     editor | .participation[typeCode=AUT] { not a great match, but there does not appear to be an editor concept in V3 participation } | 
 |     reviewer | .participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer or endorser} | 
 |     endorser | .participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer or endorser} | 
 |     relatedArtifact | .outboundRelationship[typeCode=DOC,RSON,PREV, DRIV, USE, COMP] {successor would be PREV w/ inversionInd=true; No support for citation} | 
 |     library | .outboundRelationship[typeCode=USE].target[classCode=GROUPER,moodCode=EVN] | 
 |     kind | .classCode | 
 |     profile | .templateId | 
 |     code | .code | 
 |     intent | .moodCode { of the realized Activity } | 
 |     priority | .priority { of the realized activity } | 
 |     doNotPerform | .negationInd { of the realized activity } | 
 |     timing[x] | .effectiveTime | 
 |     location | .participation[typeCode=LOC].role | 
 |     participant | .participation[typeCode=PFM] | 
 |         type | .role.classCode | 
 |         role | .role.code | 
 |     product[x] | .participation[typeCode=CSM].role | 
 |     quantity | .quantity {for classCode=SPLY} | 
 |     dosage | .outboundRelationship[typeCode=COMP].target[classCode=SBADM; moodCode=DEFN] | 
 |     bodySite | .targetSiteCode {for classCode=PROC, SBADM} | 
 |     specimenRequirement | N/A | 
 |     observationRequirement | N/A | 
 |     observationResultRequirement | N/A | 
 |     transform | N/A | 
 |     dynamicValue | N/A | 
 |         path | N/A | 
 |         expression | N/A |