Triple

T360373
Position Surface form Disambiguated ID Type / Status
Subject Maritime Greenwich E7836 entity
Predicate coordinateSystemReference P6025 FINISHED
Object Prime Meridian (0° longitude) E17848 NE FINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Prime Meridian (0° longitude) | Statement: [Maritime Greenwich, coordinateSystemReference, Prime Meridian (0° longitude)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Prime Meridian (0° longitude)
Context triple: [Maritime Greenwich, coordinateSystemReference, Prime Meridian (0° longitude)]
  • A. Prime Meridian chosen
    The Prime Meridian is the internationally recognized zero-degree line of longitude from which all other longitudes and global time zones are measured.
  • B. Humboldt meridian
    The Humboldt meridian is a principal survey meridian used as a reference line for land surveying and mapping in parts of northern California.
  • C. Greenwich Mean Time
    Greenwich Mean Time is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the world’s primary reference for timekeeping and the basis for Coordinated Universal Time (UTC).
  • D. San Bernardino meridian
    The San Bernardino meridian is a principal survey meridian used as a reference line for land surveying and mapping in Southern California and parts of Nevada.
  • E. Equator
    The Equator is an imaginary line encircling the Earth at equal distance from the poles, dividing the planet into Northern and Southern Hemispheres and marking 0° latitude.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: coordinateSystemReference
Context triple: [Maritime Greenwich, coordinateSystemReference, Prime Meridian (0° longitude)]
  • A. coordinateSystem
    Indicates that one entity defines or uses a particular spatial or reference coordinate system in relation to another entity.
  • B. coordinates
    Indicates that one entity organizes, directs, or harmonizes the actions or efforts of another entity or group to achieve a unified outcome.
  • C. referenceMeridian chosen
    Indicates that one location, measurement, or coordinate system is defined or interpreted relative to a specified meridian used as its longitudinal reference.
  • D. coordinateLatitude
    Indicates the north–south geographic position of an entity on the Earth’s surface, expressed as a latitude coordinate.
  • E. coordinatesWith
    Indicates that one entity works together with another in an organized or synchronized manner to achieve a shared or compatible outcome.
  • F. None of above.

Provenance (4 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a2e7e880008190a6ad7e06e5d03007 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ebccb8d88190a31f7c443a0c8566 completed Feb. 28, 2026, 1:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3e86386e08190a21d34fea9faaef0 completed March 1, 2026, 7:18 a.m.
PD Predicate disambiguation batch_69a2e95aeed48190b5e48865cc964938 completed Feb. 28, 2026, 1:10 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.