Triple

T141496
Position Surface form Disambiguated ID Type / Status
Subject Harvard Square E2859 entity
Predicate hasCoordinateSystem P182 FINISHED
Object WGS84
WGS84 is the global geodetic reference system and standard coordinate framework used for GPS and most modern mapping applications.
 E16682 NE FINISHED

How this triple was built (4 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: WGS84 | Statement: [Harvard Square, hasCoordinateSystem, WGS84]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: WGS84
Context triple: [Harvard Square, hasCoordinateSystem, WGS84]
  • A. Coordinated Universal Time
    Coordinated Universal Time (UTC) is the primary global time standard by which the world regulates clocks and time, serving as the basis for most civil time zones.
  • B. 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.
  • C. GMT
    GMT (Greenwich Mean Time) is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the international civil time standard and the basis for modern time zones.
  • D. National Geodetic Survey
    The National Geodetic Survey is the U.S. federal agency responsible for defining, maintaining, and providing access to the national coordinate system used for mapping, charting, and navigation.
  • E. DEM
    DEM is the former official currency code for the Deutsche Mark, which was Germany’s national currency before the adoption of the euro.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: WGS84
Triple: [Harvard Square, hasCoordinateSystem, WGS84]
Generated description
WGS84 is the global geodetic reference system and standard coordinate framework used for GPS and most modern mapping applications.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: WGS84
Target entity description: WGS84 is the global geodetic reference system and standard coordinate framework used for GPS and most modern mapping applications.
  • A. Coordinated Universal Time
    Coordinated Universal Time (UTC) is the primary global time standard by which the world regulates clocks and time, serving as the basis for most civil time zones.
  • B. 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.
  • C. GMT
    GMT (Greenwich Mean Time) is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the international civil time standard and the basis for modern time zones.
  • D. National Geodetic Survey
    The National Geodetic Survey is the U.S. federal agency responsible for defining, maintaining, and providing access to the national coordinate system used for mapping, charting, and navigation.
  • E. DEM
    DEM is the former official currency code for the Deutsche Mark, which was Germany’s national currency before the adoption of the euro.
  • F. None of above. chosen

Provenance (5 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_69a2521e35c08190b28e5c9f1e3c9b59 completed Feb. 28, 2026, 2:25 a.m.
NER Named-entity recognition batch_69a257c7e79c8190b3e5a2983035a972 completed Feb. 28, 2026, 2:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2b85fe4d481909e39b745857b62e7 completed Feb. 28, 2026, 9:41 a.m.
NEDg Description generation batch_69a2b8fccfe081909f9b3d4c5f900a1c completed Feb. 28, 2026, 9:44 a.m.
NED2 Entity disambiguation (via description) batch_69a2b983d1d081909a850747695b8e0c completed Feb. 28, 2026, 9:46 a.m.
Created at: Feb. 28, 2026, 2:31 a.m.