Name	Notation	Description	Types	Status
Beginning	beginning	Time stamps indicate the beginning of a period covering the r...	Concept	stable
End	end	Time stamps indicate the end of a period covering the range b...	Concept	stable
inapplicable	inapplicable	None of the codes in the table are applicable in the context ...	Concept	stable
Middle	middle	Time stamps indicate the middle of a period beginning at the ...	Concept	stable
unknown	unknown	The beginning and end of the period described by the timestam...	Concept	stable