isAbove
IRI: http://nomisma.org/ontology#isAbove
has Domain: StratigraphicUnit
has Range: StratigraphicUnit
Note: Based on the Harris Matrix system for units of archaeological stratification. The subject unit is above the object unit in the relative sequence of the units of stratification through time (see: Principles of archaeological stratigraphy by Edward Harris).
Use case: a.

RDF/XML:<nmo:StratigraphicUnit rdf:about="layer_1">
<dcterms:tableOfContents rdf:resource="http://../content_l1"/>
<nmo:isBelow rdf:resource="layer_2"/>
</nmo:StratigraphicUnit>
<nmo:StratigraphicUnit rdf:about="layer_2">
<dcterms:tableOfContents rdf:resource="http://../content_l2"/>
<nmo:isAbove rdf:resource="layer_1"/>
</nmo:StratigraphicUnit>
Use case: b.

Turtle::layer_1 a nmo:StratigraphicUnit ;
nmo:isBelow <http://../layer_2> ;
dcterms:tableOfContents [ a dcmit:Collection ;
rdfs:label "Content of layer 1 of Hoard_X" ;
crm:P167i_includes :item_1] .
:layer_2 a nmo:StratigraphicUnit ;
nmo:isAbove <http://../layer_1> ;
dcterms:tableOfContents [ a dcmit:Collection ;
rdfs:label "Content of layer 2 of Hoard_X" ;
crm:P167i_includes :item_2,
:item_3 ] .
OpenEdition suggests that you cite this post as follows:
zeena (April 27, 2022). isAbove. Digital Numismatics. Retrieved March 26, 2025 from https://nomisma.hypotheses.org/1536