Triple

T26520162
Position Surface form Disambiguated ID Type / Status
Subject Copper River and Northwestern Railway E669927 entity
Predicate builtThrough P160600 FINISHED
Object Copper River Canyon
Copper River Canyon is a rugged gorge in Alaska known for its dramatic scenery and historical association with early 20th-century railroad and mining development.
 E1729947 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: Copper River Canyon | Statement: [Copper River and Northwestern Railway, builtThrough, Copper River Canyon]
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: Copper River Canyon
Triple: [Copper River and Northwestern Railway, builtThrough, Copper River Canyon]
Generated description
Copper River Canyon is a rugged gorge in Alaska known for its dramatic scenery and historical association with early 20th-century railroad and mining development.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: builtThrough
Context triple: [Copper River and Northwestern Railway, builtThrough, Copper River Canyon]
  • A. builtThrough
    Indicates that something was created, developed, or achieved by means of a specified method, process, or intermediary.
  • B. builtFrom
    Indicates that one entity is constructed, composed, or formed using another entity as its material, component, or source.
  • C. builtOn
    Indicates that one entity is constructed, developed, or established using another entity as its base, foundation, or underlying platform.
  • D. wasBuilt
    Indicates that one entity constructed, created, or assembled another entity, typically at a specific time or over a period.
  • E. builtWithAssistanceFrom
    Indicates that something was constructed, created, or developed with help, support, or collaboration from another party.
  • 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_69eeb31b6dcc8190b30632dc3928a0c0 completed April 27, 2026, 12:51 a.m.
NER Named-entity recognition batch_69f61ad613608190855de13501a86007 completed May 2, 2026, 3:40 p.m.
NED1 Entity disambiguation (via context triple) batch_6a11bb45826081908c4a8a000864b4d1 completed May 23, 2026, 2:35 p.m.
NEDg Description generation batch_6a11be62602081909cac24dd194530b4 completed May 23, 2026, 2:49 p.m.
NED2 Entity disambiguation (via description) batch_6a11bee7bd508190a8d6a18cf0a238a1 completed May 23, 2026, 2:51 p.m.
PD Predicate disambiguation batch_69f611ab768c8190b1849c15a3e59dda completed May 2, 2026, 3 p.m.
PDg Predicate description generation batch_69f61a16b7848190bf20d2be7e5a16c1 completed May 2, 2026, 3:36 p.m.
Created at: April 27, 2026, 1:27 a.m.