Triple
T2970656
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Titanic Quarter railway station |
E80270
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Belfast suburban rail system
The Belfast suburban rail system is a commuter rail network serving the Greater Belfast area, connecting the city with its surrounding suburbs and key destinations.
|
E314319
|
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: Belfast suburban rail system | Statement: [Titanic Quarter railway station, partOf, Belfast suburban rail system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Belfast suburban rail system Context triple: [Titanic Quarter railway station, partOf, Belfast suburban rail system]
-
A.
Belfast–Derry railway line
The Belfast–Derry railway line is a key Northern Ireland Railways route connecting Belfast with the city of Derry/Londonderry through several intermediate towns.
-
B.
Merseyrail
Merseyrail is a commuter rail network serving the Liverpool City Region and surrounding areas in Merseyside, England.
-
C.
Glasgow Subway
The Glasgow Subway is an underground rapid transit system serving the city of Glasgow, Scotland, and is one of the oldest metro systems in the world.
-
D.
Tyne and Wear Metro
Tyne and Wear Metro is a light rail rapid transit system serving Newcastle upon Tyne, Sunderland, and surrounding areas in North East England.
-
E.
South Eastern Main Line
The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
- 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: Belfast suburban rail system Triple: [Titanic Quarter railway station, partOf, Belfast suburban rail system]
Generated description
The Belfast suburban rail system is a commuter rail network serving the Greater Belfast area, connecting the city with its surrounding suburbs and key destinations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Belfast suburban rail system Target entity description: The Belfast suburban rail system is a commuter rail network serving the Greater Belfast area, connecting the city with its surrounding suburbs and key destinations.
-
A.
Belfast–Derry railway line
The Belfast–Derry railway line is a key Northern Ireland Railways route connecting Belfast with the city of Derry/Londonderry through several intermediate towns.
-
B.
Merseyrail
Merseyrail is a commuter rail network serving the Liverpool City Region and surrounding areas in Merseyside, England.
-
C.
Glasgow Subway
The Glasgow Subway is an underground rapid transit system serving the city of Glasgow, Scotland, and is one of the oldest metro systems in the world.
-
D.
Tyne and Wear Metro
Tyne and Wear Metro is a light rail rapid transit system serving Newcastle upon Tyne, Sunderland, and surrounding areas in North East England.
-
E.
South Eastern Main Line
The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
- 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_69ad8b14ffe881908ffed62f9595c867 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad997282b481909d078be0e70d9930 |
completed | March 8, 2026, 3:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b0fca6491c81909edaf6f495f17761 |
completed | March 11, 2026, 5:24 a.m. |
| NEDg | Description generation | batch_69b1006c3ee48190b17b8216a8b700c9 |
completed | March 11, 2026, 5:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b100dd4f108190b39926534096d6c7 |
completed | March 11, 2026, 5:42 a.m. |
Created at: March 8, 2026, 2:58 p.m.