Triple
T4588153
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portsmouth Harbour railway station |
E103418
|
entity |
| Predicate | originalCompany |
P5599
|
FINISHED |
| Object |
Portsmouth Harbour Railway and Dock Company
The Portsmouth Harbour Railway and Dock Company was a 19th-century British railway enterprise responsible for developing rail access and dock facilities at Portsmouth Harbour.
|
E455421
|
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: Portsmouth Harbour Railway and Dock Company | Statement: [Portsmouth Harbour railway station, originalCompany, Portsmouth Harbour Railway and Dock Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portsmouth Harbour Railway and Dock Company Context triple: [Portsmouth Harbour railway station, originalCompany, Portsmouth Harbour Railway and Dock Company]
-
A.
Fishguard & Rosslare Railways & Harbours Company
The Fishguard & Rosslare Railways & Harbours Company was a joint British–Irish transport undertaking that developed and operated rail and port facilities linking southwest Wales and southeast Ireland.
-
B.
Dorman Long and Co Ltd
Dorman Long and Co Ltd was a prominent British engineering and steel company best known for designing and building major steel bridges and structures worldwide, including the Sydney Harbour Bridge.
-
C.
Thames Ironworks and Shipbuilding Company
Thames Ironworks and Shipbuilding Company was a prominent 19th-century British shipbuilding and engineering firm based on the River Thames, known for constructing major Royal Navy warships and pioneering iron-hulled vessels.
-
D.
London Chatham and Dover Railway
The London Chatham and Dover Railway was a 19th-century British railway company that operated routes in southeast England, including key lines into London.
-
E.
Palmers Shipbuilding and Iron Company
Palmers Shipbuilding and Iron Company was a prominent British shipbuilding and engineering firm on the River Tyne, known for constructing major naval and merchant vessels during the 19th and early 20th centuries.
- 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: Portsmouth Harbour Railway and Dock Company Triple: [Portsmouth Harbour railway station, originalCompany, Portsmouth Harbour Railway and Dock Company]
Generated description
The Portsmouth Harbour Railway and Dock Company was a 19th-century British railway enterprise responsible for developing rail access and dock facilities at Portsmouth Harbour.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Portsmouth Harbour Railway and Dock Company Target entity description: The Portsmouth Harbour Railway and Dock Company was a 19th-century British railway enterprise responsible for developing rail access and dock facilities at Portsmouth Harbour.
-
A.
Fishguard & Rosslare Railways & Harbours Company
The Fishguard & Rosslare Railways & Harbours Company was a joint British–Irish transport undertaking that developed and operated rail and port facilities linking southwest Wales and southeast Ireland.
-
B.
Dorman Long and Co Ltd
Dorman Long and Co Ltd was a prominent British engineering and steel company best known for designing and building major steel bridges and structures worldwide, including the Sydney Harbour Bridge.
-
C.
Thames Ironworks and Shipbuilding Company
Thames Ironworks and Shipbuilding Company was a prominent 19th-century British shipbuilding and engineering firm based on the River Thames, known for constructing major Royal Navy warships and pioneering iron-hulled vessels.
-
D.
London Chatham and Dover Railway
The London Chatham and Dover Railway was a 19th-century British railway company that operated routes in southeast England, including key lines into London.
-
E.
Palmers Shipbuilding and Iron Company
Palmers Shipbuilding and Iron Company was a prominent British shipbuilding and engineering firm on the River Tyne, known for constructing major naval and merchant vessels during the 19th and early 20th centuries.
- 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_69bd43dccaf08190aa89e9991a289719 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd592115fc8190b1aee1d8bbaf1ee3 |
completed | March 20, 2026, 2:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bde0b9f700819082b0e5171132d0f3 |
completed | March 21, 2026, 12:05 a.m. |
| NEDg | Description generation | batch_69bde31735a481909d005e6c44e2f114 |
completed | March 21, 2026, 12:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bde6d185088190b94580f53038d883 |
completed | March 21, 2026, 12:31 a.m. |
Created at: March 20, 2026, 1:11 p.m.