# cardinality

A view of drillable.com › vocab › cardinality.
Reflects the index built 8 Sep 2026, 21:01 UTC.
A view: it cites hashes and asserts nothing.
Use: MCP https://mcp.drillable.com (tools search, trace) · [html](/vocab/cardinality.html) · [markdown](/vocab/cardinality.md) · [json](/vocab/cardinality.json) · discovery /.well-known/drillable.json (this origin's keys, endpoints and conformance)

A property name used by https://drillable.com (llm-extract/1): 7 uses on 7 subjects in 1 work. No reader has asserted a definition or an alias for it; its meaning is what its uses show.

## Where it is used (7)

- **id** = exactly 1 IRI · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=16803&end=16860) · [sha256:3ce6a98f9cfa7c12…](/r/sha256:3ce6a98f9cfa7c12c0d6c8f21db2bb4d75f672bd6e09ba2c601ecd07fcd832c9)
- **target** = MUST be 1 or more · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=17362&end=17437) · [sha256:6b8f8875a0a44536…](/r/sha256:6b8f8875a0a445369ad4c44965137b54e2c2f6b061b5fd3d35cba6066d2a1024)
- **value** = exactly 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=28229&end=28300) · [sha256:0e6d4c7f6dd844de…](/r/sha256:0e6d4c7f6dd844de6bce25f4bd9507820e176756ee8b886566b2555bc86816cd)
- **motivation** = SHOULD be exactly 1, MAY be 0 or more than 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=44693&end=44779) · [sha256:f3d0b67c23055850…](/r/sha256:f3d0b67c230558502576d349e1ad7bd49e13a52ba2f4f9d22328d75212889d07)
- **value** = exactly 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=59264&end=59320) · [sha256:5b609ff27e913312…](/r/sha256:5b609ff27e91331218f53c0d73325cb06ec18460026d3078fe9e940f45b80f4f)
- **prefix** = SHOULD have exactly 1, MUST NOT have more than 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=66222&end=66314) · [sha256:df04a7067a7d95ca…](/r/sha256:df04a7067a7d95cad41115b1690ed46e9f28c823bb6090591b8967ab14268338)
- **suffix** = SHOULD have exactly 1, MUST NOT have more than 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=66417&end=66509) · [sha256:fe3e22f93ad20522…](/r/sha256:fe3e22f93ad20522d29193869247928373af0aa049158c741147da7f08189384)


A predicate's definition and aliases are assertions with the predicate IRI as subject; the term itself carries no meaning beyond them.

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