Triple

T2780407
Position Surface form Disambiguated ID Type / Status
Subject Edmonston Pumping Plant E61677 entity
Predicate connectedTo P37 FINISHED
Object Tehachapi Crossing tunnels
The Tehachapi Crossing tunnels are a series of large water conveyance tunnels that carry California Aqueduct flows beneath the Tehachapi Mountains as part of the State Water Project.
E298165 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: Tehachapi Crossing tunnels | Statement: [Edmonston Pumping Plant, connectedTo, Tehachapi Crossing tunnels]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tehachapi Crossing tunnels
Context triple: [Edmonston Pumping Plant, connectedTo, Tehachapi Crossing tunnels]
  • A. Eisenhower–Johnson Memorial Tunnel
    The Eisenhower–Johnson Memorial Tunnel is a high-altitude vehicular tunnel through the Rocky Mountains in Colorado, carrying Interstate 70 beneath the Continental Divide.
  • B. Clyde Tunnel
    The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
  • C. Folsom Lake Crossing
    Folsom Lake Crossing is a major bridge and roadway in Folsom, California, that spans the American River near Folsom Lake and provides an alternative route around the Folsom Dam area.
  • D. Carmel Tunnels
    The Carmel Tunnels are a system of toll road tunnels in Haifa, Israel, that provide a fast east–west route beneath the Carmel mountain range to ease urban traffic congestion.
  • E. Malinta Tunnel
    Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
  • 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 Crossing tunnels
Triple: [Edmonston Pumping Plant, connectedTo, Tehachapi Crossing tunnels]
Generated description
The Tehachapi Crossing tunnels are a series of large water conveyance tunnels that carry California Aqueduct flows beneath the Tehachapi Mountains as part of the State Water Project.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tehachapi Crossing tunnels
Target entity description: The Tehachapi Crossing tunnels are a series of large water conveyance tunnels that carry California Aqueduct flows beneath the Tehachapi Mountains as part of the State Water Project.
  • A. Eisenhower–Johnson Memorial Tunnel
    The Eisenhower–Johnson Memorial Tunnel is a high-altitude vehicular tunnel through the Rocky Mountains in Colorado, carrying Interstate 70 beneath the Continental Divide.
  • B. Clyde Tunnel
    The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
  • C. Folsom Lake Crossing
    Folsom Lake Crossing is a major bridge and roadway in Folsom, California, that spans the American River near Folsom Lake and provides an alternative route around the Folsom Dam area.
  • D. Carmel Tunnels
    The Carmel Tunnels are a system of toll road tunnels in Haifa, Israel, that provide a fast east–west route beneath the Carmel mountain range to ease urban traffic congestion.
  • E. Malinta Tunnel
    Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
  • 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_69ab4b7e43c48190997b8fc8fb1663ab completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abdd997ebc8190bff88fe549827615 completed March 7, 2026, 8:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69afc05cf84881908e771471dbda4c8d completed March 10, 2026, 6:55 a.m.
NEDg Description generation batch_69afc1f3741c8190a806f8cc14fc6334 completed March 10, 2026, 7:02 a.m.
NED2 Entity disambiguation (via description) batch_69afc24c63188190a51f5ae9f2955f0a completed March 10, 2026, 7:03 a.m.
Created at: March 6, 2026, 9:57 p.m.