Triple

T401857
Position Surface form Disambiguated ID Type / Status
Subject Strait of Magellan E9301 entity
Predicate hasChannel P8080 FINISHED
Object Segunda Angostura
Segunda Angostura is a narrow channel within the Strait of Magellan in southern Chile, known for its constricted waters and challenging navigation conditions.
 E51191 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: Segunda Angostura | Statement: [Strait of Magellan, hasChannel, Segunda Angostura]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Segunda Angostura
Context triple: [Strait of Magellan, hasChannel, Segunda Angostura]
  • A. Canela
    Canela is a coastal rural municipality in Chile’s Coquimbo Region, known for its small agricultural communities and semi-arid landscapes.
  • B. Bejucal
    Bejucal is a Cuban town and municipality known for its historic role in the island’s early railway system and its traditional “Charangas de Bejucal” carnival festivities.
  • C. Porvenir
    Porvenir is a small Chilean town on Tierra del Fuego that serves as an important fishing and service port on the Strait of Magellan.
  • D. Miramar
    Miramar is a historic, upscale neighborhood in San Juan, Puerto Rico, known for its residential character, cultural venues, and proximity to the Condado and Santurce districts.
  • E. Miramar
    Miramar is a renowned novel by Egyptian Nobel laureate Naguib Mahfouz that portrays social and political change in post-revolutionary Egypt through multiple narrators in a shared Alexandria boarding house.
  • 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: Segunda Angostura
Triple: [Strait of Magellan, hasChannel, Segunda Angostura]
Generated description
Segunda Angostura is a narrow channel within the Strait of Magellan in southern Chile, known for its constricted waters and challenging navigation conditions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Segunda Angostura
Target entity description: Segunda Angostura is a narrow channel within the Strait of Magellan in southern Chile, known for its constricted waters and challenging navigation conditions.
  • A. Canela
    Canela is a coastal rural municipality in Chile’s Coquimbo Region, known for its small agricultural communities and semi-arid landscapes.
  • B. Bejucal
    Bejucal is a Cuban town and municipality known for its historic role in the island’s early railway system and its traditional “Charangas de Bejucal” carnival festivities.
  • C. Porvenir
    Porvenir is a small Chilean town on Tierra del Fuego that serves as an important fishing and service port on the Strait of Magellan.
  • D. Miramar
    Miramar is a historic, upscale neighborhood in San Juan, Puerto Rico, known for its residential character, cultural venues, and proximity to the Condado and Santurce districts.
  • E. Miramar
    Miramar is a renowned novel by Egyptian Nobel laureate Naguib Mahfouz that portrays social and political change in post-revolutionary Egypt through multiple narrators in a shared Alexandria boarding house.
  • 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_69a2e8004cb88190b92ed1add6abf41a completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ec9f77888190bcc2bc68d201ed35 completed Feb. 28, 2026, 1:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69a413f275ac81908b6fd095a6d5a415 completed March 1, 2026, 10:24 a.m.
NEDg Description generation batch_69a41464d2a8819085ee2fc8a86a7628 completed March 1, 2026, 10:26 a.m.
NED2 Entity disambiguation (via description) batch_69a414a7aff08190ab54f4118cec790d completed March 1, 2026, 10:27 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.