Triple
T3330055
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Robert Stephenson |
E70010
|
entity |
| Predicate | coFounded |
P104
|
FINISHED |
| Object | Robert Stephenson and Company |
E339519
|
NE FINISHED |
How this triple was built (2 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: Robert Stephenson and Company | Statement: [Robert Stephenson, coFounded, Robert Stephenson and Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Robert Stephenson and Company Context triple: [Robert Stephenson, coFounded, Robert Stephenson and Company]
-
A.
Robert Stephenson and Company
chosen
Robert Stephenson and Company was a pioneering 19th-century British locomotive manufacturing firm that played a key role in the early development of steam railway engines.
-
B.
British Rail Engineering Limited
British Rail Engineering Limited was the former engineering subsidiary of British Rail, responsible for designing, building, and maintaining much of the UK’s rolling stock and railway equipment.
-
C.
Sir William Arrol & Co.
Sir William Arrol & Co. was a prominent Scottish civil engineering and construction firm renowned for building major late 19th-century steel bridges and landmark structures in the United Kingdom.
-
D.
Georgian Railway
Georgian Railway is the state-owned national railway company of Georgia, responsible for operating the country’s rail transport network and infrastructure.
-
E.
London, Midland and Scottish Railway
The London, Midland and Scottish Railway was a major British railway company formed in 1923 that operated an extensive network across England, Scotland, and Wales until nationalisation in 1948.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ad85a24f208190bcf83131bfed3521 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb171ee0881908642504ab0ac8329 |
completed | March 8, 2026, 5:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b32510c4f88190972b1a1bcce16a9d |
completed | March 12, 2026, 8:41 p.m. |
Created at: March 8, 2026, 3:12 p.m.