Triple

T1009523
Position Surface form Disambiguated ID Type / Status
Subject East Midlands Railway E21789 entity
Predicate ownsBrand P1500 FINISHED
Object EMR Intercity
EMR Intercity is the long-distance rail service brand of East Midlands Railway, operating intercity passenger trains on key routes in the UK.
E20070 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: EMR Intercity | Statement: [East Midlands Railway, ownsBrand, EMR Intercity]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: EMR Intercity
Context triple: [East Midlands Railway, ownsBrand, EMR Intercity]
  • A. InterCity
    InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail services.
  • B. EMD
    EMD is the commonly used abbreviation for the Engineering Management Division, a professional group focused on the practice and advancement of engineering management.
  • C. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • D. Empire Service
    Empire Service is an Amtrak passenger train route that provides frequent intercity rail service primarily between New York City and upstate New York destinations.
  • E. E train
    The E train is a New York City Subway service that runs primarily along the IND Eighth Avenue Line, providing rapid transit between Queens and Manhattan.
  • 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: EMR Intercity
Triple: [East Midlands Railway, ownsBrand, EMR Intercity]
Generated description
EMR Intercity is the long-distance rail service brand of East Midlands Railway, operating intercity passenger trains on key routes in the UK.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: EMR Intercity
Target entity description: EMR Intercity is the long-distance rail service brand of East Midlands Railway, operating intercity passenger trains on key routes in the UK.
  • A. InterCity chosen
    InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail services.
  • B. EMD
    EMD is the commonly used abbreviation for the Engineering Management Division, a professional group focused on the practice and advancement of engineering management.
  • C. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • D. Empire Service
    Empire Service is an Amtrak passenger train route that provides frequent intercity rail service primarily between New York City and upstate New York destinations.
  • E. E train
    The E train is a New York City Subway service that runs primarily along the IND Eighth Avenue Line, providing rapid transit between Queens and Manhattan.
  • F. None of above.

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_69a493c53e648190ae8cb76c433fd9a7 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b7a3cb608190a2de34a09cd55146 completed March 1, 2026, 10:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac3ba9406c81909a13375fea05ee99 completed March 7, 2026, 2:52 p.m.
NEDg Description generation batch_69ac3c0491788190b6a1f6d80c4b26ce completed March 7, 2026, 2:53 p.m.
NED2 Entity disambiguation (via description) batch_69ac3cbb30d081909759df25c21eb275 completed March 7, 2026, 2:56 p.m.
Created at: March 1, 2026, 7:41 p.m.