Triple
T5125303
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Charles Francis Adams Jr. |
E115568
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object |
Railroads: Their Origin and Problems
Railroads: Their Origin and Problems is a historical and analytical study by Charles Francis Adams Jr. examining the development, economic impact, and regulatory challenges of the American railroad system.
|
E495723
|
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: Railroads: Their Origin and Problems | Statement: [Charles Francis Adams Jr., notableWork, Railroads: Their Origin and Problems]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Railroads: Their Origin and Problems Context triple: [Charles Francis Adams Jr., notableWork, Railroads: Their Origin and Problems]
-
A.
Railroads and American Economic Growth
"Railroads and American Economic Growth" is a landmark economic history study by Robert Fogel that uses quantitative methods to reassess the impact of railroads on 19th-century U.S. economic development.
-
B.
United States federal control of railroads
United States federal control of railroads was the World War I–era period (1917–1920) when the U.S. government temporarily nationalized and centrally managed the country’s railroads to improve efficiency for wartime transportation needs.
-
C.
The Permanent Way and Coal-Burning Locomotive Boilers of the United States
"The Permanent Way and Coal-Burning Locomotive Boilers of the United States" is a 19th-century technical treatise on American railway track construction and steam locomotive boiler design.
-
D.
The Standard Railroad of the World
The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
-
E.
Reading Railroad
Reading Railroad was a major 19th- and 20th-century American railroad company based in Pennsylvania, best known for transporting anthracite coal and for its iconic place on the U.S. Monopoly game board.
- 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: Railroads: Their Origin and Problems Triple: [Charles Francis Adams Jr., notableWork, Railroads: Their Origin and Problems]
Generated description
Railroads: Their Origin and Problems is a historical and analytical study by Charles Francis Adams Jr. examining the development, economic impact, and regulatory challenges of the American railroad system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Railroads: Their Origin and Problems Target entity description: Railroads: Their Origin and Problems is a historical and analytical study by Charles Francis Adams Jr. examining the development, economic impact, and regulatory challenges of the American railroad system.
-
A.
Railroads and American Economic Growth
"Railroads and American Economic Growth" is a landmark economic history study by Robert Fogel that uses quantitative methods to reassess the impact of railroads on 19th-century U.S. economic development.
-
B.
United States federal control of railroads
United States federal control of railroads was the World War I–era period (1917–1920) when the U.S. government temporarily nationalized and centrally managed the country’s railroads to improve efficiency for wartime transportation needs.
-
C.
The Permanent Way and Coal-Burning Locomotive Boilers of the United States
"The Permanent Way and Coal-Burning Locomotive Boilers of the United States" is a 19th-century technical treatise on American railway track construction and steam locomotive boiler design.
-
D.
The Standard Railroad of the World
The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
-
E.
Reading Railroad
Reading Railroad was a major 19th- and 20th-century American railroad company based in Pennsylvania, best known for transporting anthracite coal and for its iconic place on the U.S. Monopoly game board.
- 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_69bd4442ade0819087b9461f892b206b |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd78072b8c81908b5ac3b231f04136 |
completed | March 20, 2026, 4:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bec4bb52fc8190b4c0cd6bc367e8eb |
completed | March 21, 2026, 4:18 p.m. |
| NEDg | Description generation | batch_69bec562d0508190851b5a3307e9405b |
completed | March 21, 2026, 4:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bec6478b848190bc09d7f6485681b4 |
completed | March 21, 2026, 4:24 p.m. |
Created at: March 20, 2026, 1:42 p.m.