Triple
T3330042
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Robert Stephenson |
E70010
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object | steam locomotive Rocket |
E67818
|
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: steam locomotive Rocket | Statement: [Robert Stephenson, notableWork, steam locomotive Rocket]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: steam locomotive Rocket Context triple: [Robert Stephenson, notableWork, steam locomotive Rocket]
-
A.
Stephenson's Rocket
chosen
Stephenson's Rocket is an early 19th-century steam locomotive famous for winning the 1829 Rainhill Trials and proving the viability of railway transport.
-
B.
Puffing Billy locomotive
The Puffing Billy locomotive is an early 19th-century steam railway engine, renowned as one of the oldest surviving steam locomotives in the world and a pioneering milestone in railway history.
-
C.
Forney locomotive
The Forney locomotive is a compact 19th-century steam tank locomotive type, notable for its rigid wheelbase and rear-mounted fuel and water tanks, widely used on urban elevated and commuter railways.
-
D.
The Flying Scotsman
The Flying Scotsman was the nickname of Eric Liddell, the Scottish Olympic gold medalist sprinter and Christian missionary whose life inspired the film "Chariots of Fire."
-
E.
LNER Class A4 4468 Mallard
LNER Class A4 4468 Mallard is a famous British steam locomotive best known for holding the world speed record for steam traction, set in 1938.
- 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_69b31a810e2c8190bfc206bdeb1ac5b8 |
completed | March 12, 2026, 7:56 p.m. |
Created at: March 8, 2026, 3:12 p.m.