Triple

T18955742
Position Surface form Disambiguated ID Type / Status
Subject Holmes Chapel railway station E463774 entity
Predicate stationCode P1289 FINISHED
Object HCH
HCH is the National Rail station code for Holmes Chapel railway station in Cheshire, England.
 E1351128 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: HCH | Statement: [Holmes Chapel railway station, stationCode, HCH]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: HCH
Context triple: [Holmes Chapel railway station, stationCode, HCH]
  • A. CHC
    CHC is the IATA airport code for Christchurch International Airport, the main airport serving Christchurch and the South Island of New Zealand.
  • B. HC4
    The HC4 is a British Royal Air Force heavy-lift transport helicopter variant of the CH-47 Chinook, upgraded for enhanced performance and avionics.
  • C. CHy
    CHy is the commonly used abbreviation for the World Meteorological Organization’s Commission for Hydrology, which coordinates international efforts in hydrological science and water resources management.
  • D. CHX
    CHX is the National Rail station code for London Charing Cross, a major central London railway terminus and transport hub.
  • E. CHH
    CHH is the vehicle registration code used on license plates for the Mexican state of Chihuahua.
  • 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: HCH
Triple: [Holmes Chapel railway station, stationCode, HCH]
Generated description
HCH is the National Rail station code for Holmes Chapel railway station in Cheshire, England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: HCH
Target entity description: HCH is the National Rail station code for Holmes Chapel railway station in Cheshire, England.
  • A. CHC
    CHC is the IATA airport code for Christchurch International Airport, the main airport serving Christchurch and the South Island of New Zealand.
  • B. HC4
    The HC4 is a British Royal Air Force heavy-lift transport helicopter variant of the CH-47 Chinook, upgraded for enhanced performance and avionics.
  • C. CHy
    CHy is the commonly used abbreviation for the World Meteorological Organization’s Commission for Hydrology, which coordinates international efforts in hydrological science and water resources management.
  • D. CHX
    CHX is the National Rail station code for London Charing Cross, a major central London railway terminus and transport hub.
  • E. CHH
    CHH is the vehicle registration code used on license plates for the Mexican state of Chihuahua.
  • 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_69d8dcffc278819086792a4ebfddfafa completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d546babc81909d4fc5b6b4441aac completed April 20, 2026, 7:27 a.m.
NED1 Entity disambiguation (via context triple) batch_6a059fd529c8819099696dce6a9040de completed May 14, 2026, 10:11 a.m.
NEDg Description generation batch_6a05a161c8e88190a6f9c9abe3314487 completed May 14, 2026, 10:18 a.m.
NED2 Entity disambiguation (via description) batch_6a05a1cb500481908608daee7537dd0c completed May 14, 2026, 10:19 a.m.
Created at: April 10, 2026, noon