Triple

T298317
Position Surface form Disambiguated ID Type / Status
Subject Central Pacific Railroad historic route E6141 entity
Predicate terminus P388 FINISHED
Object Promontory Summit, Utah Territory
Promontory Summit, in the former Utah Territory, is the historic site where the First Transcontinental Railroad was completed in 1869 with the driving of the Golden Spike.
E38257 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: Promontory Summit, Utah Territory | Statement: [Central Pacific Railroad historic route, terminus, Promontory Summit, Utah Territory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Promontory Summit, Utah Territory
Context triple: [Central Pacific Railroad historic route, terminus, Promontory Summit, Utah Territory]
  • A. Great Basin National Park
    Great Basin National Park is a remote U.S. national park in eastern Nevada known for its ancient bristlecone pines, Lehman Caves, and the towering Wheeler Peak.
  • B. Grand Staircase
    The Grand Staircase is an ornate central staircase within the Massachusetts State House, known for its impressive architecture and ceremonial significance.
  • C. Zion National Park
    Zion National Park is a renowned national park in southwestern Utah known for its towering sandstone cliffs, narrow slot canyons, and scenic hiking trails like Angels Landing and The Narrows.
  • D. Comstock Lode area
    The Comstock Lode area is a historically significant mining district in Nevada famed for its rich silver ore deposits that spurred a major 19th-century mining boom and helped drive U.S. economic growth.
  • E. Mount Jefferson
    Mount Jefferson is a prominent stratovolcano in the Cascade Range of Oregon, known for its rugged summit and extensive glaciation.
  • 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: Promontory Summit, Utah Territory
Triple: [Central Pacific Railroad historic route, terminus, Promontory Summit, Utah Territory]
Generated description
Promontory Summit, in the former Utah Territory, is the historic site where the First Transcontinental Railroad was completed in 1869 with the driving of the Golden Spike.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Promontory Summit, Utah Territory
Target entity description: Promontory Summit, in the former Utah Territory, is the historic site where the First Transcontinental Railroad was completed in 1869 with the driving of the Golden Spike.
  • A. Great Basin National Park
    Great Basin National Park is a remote U.S. national park in eastern Nevada known for its ancient bristlecone pines, Lehman Caves, and the towering Wheeler Peak.
  • B. Grand Staircase
    The Grand Staircase is an ornate central staircase within the Massachusetts State House, known for its impressive architecture and ceremonial significance.
  • C. Zion National Park
    Zion National Park is a renowned national park in southwestern Utah known for its towering sandstone cliffs, narrow slot canyons, and scenic hiking trails like Angels Landing and The Narrows.
  • D. Comstock Lode area
    The Comstock Lode area is a historically significant mining district in Nevada famed for its rich silver ore deposits that spurred a major 19th-century mining boom and helped drive U.S. economic growth.
  • E. Mount Jefferson
    Mount Jefferson is a prominent stratovolcano in the Cascade Range of Oregon, known for its rugged summit and extensive glaciation.
  • 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_69a2e79114b081909490b3bf5a5dbb51 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2e9e3acc08190a35746f2de7e30f0 completed Feb. 28, 2026, 1:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3a88a27648190a691c62f0361fd90 completed March 1, 2026, 2:46 a.m.
NEDg Description generation batch_69a3a90299888190b7f88d6411531823 completed March 1, 2026, 2:48 a.m.
NED2 Entity disambiguation (via description) batch_69a3a96e4ff08190982e2e92a7c529a5 completed March 1, 2026, 2:50 a.m.
Created at: Feb. 28, 2026, 1:06 p.m.