Triple

T2990
Position Surface form Disambiguated ID Type / Status
Subject Las Campanas Observatory E55 entity
Predicate near P350 FINISHED
Object La Serena
La Serena is a coastal city in northern Chile known for its colonial architecture, beaches, and role as a gateway to major astronomical observatories in the region.
E503 NE FINISHED

How this triple was built (5 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: La Serena | Statement: [Las Campanas Observatory, near, La Serena]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: La Serena
Context triple: [Las Campanas Observatory, near, La Serena]
  • A. Coquimbo Region
    Coquimbo Region is a region in northern Chile known for its clear skies, astronomical observatories, and coastal and semi-arid landscapes.
  • B. Chile
    Chile is a long, narrow South American country stretching along the Pacific coast, renowned for its diverse climates, stable economy, and world-class astronomical observatories.
  • C. Douglas
    Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
  • D. San Francisco
    San Francisco is a major coastal city in Northern California known for its hilly landscape, iconic Golden Gate Bridge, and role as a historic center of technology and counterculture.
  • E. Delano
    Delano is the middle name of Franklin D. Roosevelt, the 32nd president of the United States.
  • 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: La Serena
Triple: [Las Campanas Observatory, near, La Serena]
Generated description
La Serena is a coastal city in northern Chile known for its colonial architecture, beaches, and role as a gateway to major astronomical observatories in the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: La Serena
Target entity description: La Serena is a coastal city in northern Chile known for its colonial architecture, beaches, and role as a gateway to major astronomical observatories in the region.
  • A. Coquimbo Region
    Coquimbo Region is a region in northern Chile known for its clear skies, astronomical observatories, and coastal and semi-arid landscapes.
  • B. Chile
    Chile is a long, narrow South American country stretching along the Pacific coast, renowned for its diverse climates, stable economy, and world-class astronomical observatories.
  • C. Douglas
    Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
  • D. San Francisco
    San Francisco is a major coastal city in Northern California known for its hilly landscape, iconic Golden Gate Bridge, and role as a historic center of technology and counterculture.
  • E. Delano
    Delano is the middle name of Franklin D. Roosevelt, the 32nd president of the United States.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: near
Context triple: [Las Campanas Observatory, near, La Serena]
  • A. area
    Indicates that one entity has a measured two-dimensional extent or surface size quantified by another entity.
  • B. context
    Indicates that one entity provides the surrounding circumstances, setting, or background within which another entity, event, or statement occurs or is interpreted.
  • C. residence
    Indicates that one entity lives at, is based in, or habitually occupies the location represented by the other entity.
  • D. parent
    Indicates a relationship where one entity is the direct mother or father of another entity, from whom that other entity is descended.
  • E. adjacentToInfrastructure
    Indicates that one entity is located directly next to or in immediate proximity to a piece of infrastructure.
  • F. None of above. chosen

Provenance (7 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_69a2328f0e848190ac2840eaf2d5ebd2 completed Feb. 28, 2026, 12:10 a.m.
NER Named-entity recognition batch_69a2346846608190b6b40d31f1dbd685 completed Feb. 28, 2026, 12:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69a23d860c2881909010e0310acaf10f completed Feb. 28, 2026, 12:57 a.m.
NEDg Description generation batch_69a23ffe6b4081908f9d04b169a7bed8 completed Feb. 28, 2026, 1:08 a.m.
NED2 Entity disambiguation (via description) batch_69a2406bedd081909e8704cef5ab08dd completed Feb. 28, 2026, 1:10 a.m.
PD Predicate disambiguation batch_69a233c396ec8190986608d07fb251d4 completed Feb. 28, 2026, 12:16 a.m.
PDg Predicate description generation batch_69a2346794cc8190afce97b703903389 completed Feb. 28, 2026, 12:18 a.m.
Created at: Feb. 28, 2026, 12:13 a.m.