The newly release NodeSet contains about 40 unreferenced nodes.
See screenshot.

MoveType,190,Method
MoveType_InputArguments,191,Variable
EnableDisableType,192,Method
EnableDisableType_InputArguments,193,Variable
ChokeMoveType,498,Method
ChokeMoveType_InputArguments,499,Variable
ChokeStepType,500,Method
ChokeStepType_InputArguments,501,Variable
ChokeAbortType,502,Method
WriteStateType,1224,Method
WriteStateType_InputArguments,1225,Variable
WriteValueType,1226,Method
WriteValueType_InputArguments,1227,Variable
WriteInstrumentValueType,1228,Method
WriteInstrumentValueType_InputArguments,
ChokeSetCalculatedPositionType,1282,Method
ChokeSetCalculatedPositionType_InputArguments,1283,Variable
...