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.