Triple

T7058149
Position Surface form Disambiguated ID Type / Status
Subject Tehachapi Pass E164147 entity
Predicate hasRailFeature P29770 FINISHED
Object Tehachapi Loop
Tehachapi Loop is a famous spiral railway line in California where trains loop over themselves to efficiently gain elevation through the Tehachapi Mountains.
E637893 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: Tehachapi Loop | Statement: [Tehachapi Pass, hasRailFeature, Tehachapi Loop]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tehachapi Loop
Context triple: [Tehachapi Pass, hasRailFeature, Tehachapi Loop]
  • A. Sherman Pass Road
    Sherman Pass Road is a high-elevation scenic mountain roadway in Washington State that traverses the Kettle River Range and offers access to outdoor recreation and panoramic views.
  • B. Camel’s Back Road
    Camel’s Back Road is a scenic walking and driving route in Mussoorie, India, known for its camel-shaped rock formation, panoramic Himalayan views, and popular sunset and nature walks.
  • C. Rich Mountain Loop
    Rich Mountain Loop is a popular hiking trail in Great Smoky Mountains National Park known for its scenic views over Cades Cove, wildflowers, and moderate backcountry experience.
  • D. Newhall Pass
    Newhall Pass is a major mountain pass in Los Angeles County, California, that serves as a key transportation corridor connecting the San Fernando Valley with the Santa Clarita Valley.
  • E. High Trestle Trail
    High Trestle Trail is a popular Iowa recreational trail best known for its striking, artfully lit High Trestle Bridge spanning the Des Moines River.
  • 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: Tehachapi Loop
Triple: [Tehachapi Pass, hasRailFeature, Tehachapi Loop]
Generated description
Tehachapi Loop is a famous spiral railway line in California where trains loop over themselves to efficiently gain elevation through the Tehachapi Mountains.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tehachapi Loop
Target entity description: Tehachapi Loop is a famous spiral railway line in California where trains loop over themselves to efficiently gain elevation through the Tehachapi Mountains.
  • A. Sherman Pass Road
    Sherman Pass Road is a high-elevation scenic mountain roadway in Washington State that traverses the Kettle River Range and offers access to outdoor recreation and panoramic views.
  • B. Camel’s Back Road
    Camel’s Back Road is a scenic walking and driving route in Mussoorie, India, known for its camel-shaped rock formation, panoramic Himalayan views, and popular sunset and nature walks.
  • C. Rich Mountain Loop
    Rich Mountain Loop is a popular hiking trail in Great Smoky Mountains National Park known for its scenic views over Cades Cove, wildflowers, and moderate backcountry experience.
  • D. Newhall Pass
    Newhall Pass is a major mountain pass in Los Angeles County, California, that serves as a key transportation corridor connecting the San Fernando Valley with the Santa Clarita Valley.
  • E. High Trestle Trail
    High Trestle Trail is a popular Iowa recreational trail best known for its striking, artfully lit High Trestle Bridge spanning the Des Moines River.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasRailFeature
Context triple: [Tehachapi Pass, hasRailFeature, Tehachapi Loop]
  • A. hasRailMode
    Indicates that an entity is associated with or supports transportation via rail-based modes (such as trains, trams, or subways).
  • B. hasRackRailway
    Indicates that one entity possesses or includes a rack railway system connecting locations or operating within its area.
  • C. hasRailRoute
    Indicates that there exists a rail-based transportation route or connection between the related entities.
  • D. hasRailConfiguration chosen
    Indicates that an entity is associated with, or characterized by, a particular arrangement or setup of rails.
  • E. hasRailFacility
    Indicates that an entity possesses or is served by a rail-related facility, such as a railway station, terminal, or yard.
  • F. None of above.

Provenance (6 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_69c68861678881909961ddf4d779f750 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e4a3c36c819080942c59f1830ae8 completed March 27, 2026, 8:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69c788a8c4b481908193ffc795b75796 completed March 28, 2026, 7:52 a.m.
NEDg Description generation batch_69c789a4a38c8190aee4beecf7c75d48 completed March 28, 2026, 7:56 a.m.
NED2 Entity disambiguation (via description) batch_69c78a11266081908dc24f62ae3fd118 completed March 28, 2026, 7:58 a.m.
PD Predicate disambiguation batch_69c6e1bdc1f08190975fcdbbb1854d1e completed March 27, 2026, 7:59 p.m.
Created at: March 27, 2026, 2:38 p.m.