Triple
T12684772
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Prince Alfred Bridge |
E303038
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object |
Prince Alfred Timber Viaduct
Prince Alfred Timber Viaduct is a historic 19th-century railway bridge in New South Wales, Australia, notable for its timber construction and role in early regional rail transport.
|
E1002511
|
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: Prince Alfred Timber Viaduct | Statement: [Prince Alfred Bridge, alsoKnownAs, Prince Alfred Timber Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Prince Alfred Timber Viaduct Context triple: [Prince Alfred Bridge, alsoKnownAs, Prince Alfred Timber Viaduct]
-
A.
Stacksteads Viaduct
Stacksteads Viaduct is a historic multi-arch railway viaduct in Stacksteads, Lancashire, England, notable for carrying the former railway line across the River Irwell and the surrounding valley.
-
B.
Lechmere Viaduct
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
-
C.
Landore Viaduct
Landore Viaduct is a historic railway bridge in Swansea, Wales, carrying rail traffic across the River Tawe.
-
D.
Chirk Viaduct
Chirk Viaduct is a historic multi-arched railway viaduct in Wales that carries trains across the River Ceiriog near the England–Wales border.
-
E.
Shankend Viaduct
Shankend Viaduct is a historic multi-arched railway viaduct in the Scottish Borders, formerly carrying trains on the Waverley Route between Edinburgh and Carlisle.
- 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: Prince Alfred Timber Viaduct Triple: [Prince Alfred Bridge, alsoKnownAs, Prince Alfred Timber Viaduct]
Generated description
Prince Alfred Timber Viaduct is a historic 19th-century railway bridge in New South Wales, Australia, notable for its timber construction and role in early regional rail transport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Prince Alfred Timber Viaduct Target entity description: Prince Alfred Timber Viaduct is a historic 19th-century railway bridge in New South Wales, Australia, notable for its timber construction and role in early regional rail transport.
-
A.
Stacksteads Viaduct
Stacksteads Viaduct is a historic multi-arch railway viaduct in Stacksteads, Lancashire, England, notable for carrying the former railway line across the River Irwell and the surrounding valley.
-
B.
Lechmere Viaduct
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
-
C.
Landore Viaduct
Landore Viaduct is a historic railway bridge in Swansea, Wales, carrying rail traffic across the River Tawe.
-
D.
Chirk Viaduct
Chirk Viaduct is a historic multi-arched railway viaduct in Wales that carries trains across the River Ceiriog near the England–Wales border.
-
E.
Shankend Viaduct
Shankend Viaduct is a historic multi-arched railway viaduct in the Scottish Borders, formerly carrying trains on the Waverley Route between Edinburgh and Carlisle.
- 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_69d7bdee64a08190801c6d470aefd723 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d961d7cd4c81909521839ef5859799 |
completed | April 10, 2026, 8:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f684e2292c8190bffb3a8b6e15029c |
completed | May 2, 2026, 11:12 p.m. |
| NEDg | Description generation | batch_69f688c7adc88190bf25492df5ac3fd9 |
completed | May 2, 2026, 11:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f689e485b481909dc3a03a702252fe |
completed | May 2, 2026, 11:33 p.m. |
Created at: April 9, 2026, 5:21 p.m.