Triple
T7525607
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sir William Arrol & Co. |
E177882
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object |
Forth Road Bridge steelwork (contractor)
Forth Road Bridge steelwork (contractor) refers to the major steel construction contract for the Forth Road Bridge in Scotland, carried out by the renowned engineering firm Sir William Arrol & Co.
|
E669633
|
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: Forth Road Bridge steelwork (contractor) | Statement: [Sir William Arrol & Co., notableWork, Forth Road Bridge steelwork (contractor)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Forth Road Bridge steelwork (contractor) Context triple: [Sir William Arrol & Co., notableWork, Forth Road Bridge steelwork (contractor)]
-
A.
Forth Road Bridge (north end)
Forth Road Bridge (north end) is the northern terminus of the iconic suspension bridge spanning the Firth of Forth, located in the council area of Fife, Scotland.
-
B.
Forth bridges
The Forth bridges are a group of iconic crossings over the Firth of Forth in Scotland, including the historic Forth Bridge rail cantilever, the Forth Road Bridge, and the Queensferry Crossing.
-
C.
Forth Road Bridge
The Forth Road Bridge is a major suspension bridge in eastern Scotland that carries road traffic across the Firth of Forth, linking Edinburgh to Fife.
-
D.
Staniforth Road Bridge
Staniforth Road Bridge is a road bridge in Sheffield, South Yorkshire, carrying Staniforth Road over the Sheffield and South Yorkshire Navigation canal.
-
E.
Tay Road Bridge
Tay Road Bridge is a long road bridge in eastern Scotland that carries vehicular traffic across the Firth of Tay between Dundee and Fife.
- 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: Forth Road Bridge steelwork (contractor) Triple: [Sir William Arrol & Co., notableWork, Forth Road Bridge steelwork (contractor)]
Generated description
Forth Road Bridge steelwork (contractor) refers to the major steel construction contract for the Forth Road Bridge in Scotland, carried out by the renowned engineering firm Sir William Arrol & Co.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Forth Road Bridge steelwork (contractor) Target entity description: Forth Road Bridge steelwork (contractor) refers to the major steel construction contract for the Forth Road Bridge in Scotland, carried out by the renowned engineering firm Sir William Arrol & Co.
-
A.
Forth Road Bridge (north end)
Forth Road Bridge (north end) is the northern terminus of the iconic suspension bridge spanning the Firth of Forth, located in the council area of Fife, Scotland.
-
B.
Forth bridges
The Forth bridges are a group of iconic crossings over the Firth of Forth in Scotland, including the historic Forth Bridge rail cantilever, the Forth Road Bridge, and the Queensferry Crossing.
-
C.
Forth Road Bridge
The Forth Road Bridge is a major suspension bridge in eastern Scotland that carries road traffic across the Firth of Forth, linking Edinburgh to Fife.
-
D.
Staniforth Road Bridge
Staniforth Road Bridge is a road bridge in Sheffield, South Yorkshire, carrying Staniforth Road over the Sheffield and South Yorkshire Navigation canal.
-
E.
Tay Road Bridge
Tay Road Bridge is a long road bridge in eastern Scotland that carries vehicular traffic across the Firth of Tay between Dundee and Fife.
- 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_69c69f29bf3081909a146aec7755f185 |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f7c7ac5c8190bbf9befdff791de0 |
completed | March 27, 2026, 9:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c84635feb881908930bf355ac56a47 |
completed | March 28, 2026, 9:20 p.m. |
| NEDg | Description generation | batch_69c846d0b1348190bc2bf23e75c535a9 |
completed | March 28, 2026, 9:23 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c84748b8988190b4f85c253ea9e403 |
completed | March 28, 2026, 9:25 p.m. |
Created at: March 27, 2026, 3:46 p.m.