Triple
T11401094
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | C&O Canal |
E270109
|
entity |
| Predicate | builtBy |
P972
|
FINISHED |
| Object |
Chesapeake and Ohio Canal Company
The Chesapeake and Ohio Canal Company was the 19th-century corporation responsible for financing, constructing, and operating the Chesapeake and Ohio Canal along the Potomac River to facilitate transportation and commerce.
|
E923742
|
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: Chesapeake and Ohio Canal Company | Statement: [C&O Canal, builtBy, Chesapeake and Ohio Canal Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chesapeake and Ohio Canal Company Context triple: [C&O Canal, builtBy, Chesapeake and Ohio Canal Company]
-
A.
Boston, Cape Cod and New York Canal Company
The Boston, Cape Cod and New York Canal Company was the private corporation that developed and operated the original Cape Cod Canal in Massachusetts in the early 20th century.
-
B.
Turner’s Falls Canal Company
Turner’s Falls Canal Company was a 19th-century enterprise that developed and operated the canal and related waterpower infrastructure that spurred industrial growth in Turners Falls, Massachusetts.
-
C.
Potowmack Company
The Potowmack Company was an 18th-century enterprise, championed by George Washington, that sought to improve navigation on the Potomac River to link the Atlantic seaboard with the western frontier.
-
D.
Lehigh Coal and Navigation Company
Lehigh Coal and Navigation Company was a pioneering 19th-century American mining and transportation firm that developed coal operations and canal-rail systems in Pennsylvania’s Lehigh Valley.
-
E.
Chesapeake & Delaware Canal
The Chesapeake & Delaware Canal is a man-made waterway in the Mid-Atlantic United States that connects the Delaware River with the Chesapeake Bay, serving as a key shipping and transportation route.
- 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: Chesapeake and Ohio Canal Company Triple: [C&O Canal, builtBy, Chesapeake and Ohio Canal Company]
Generated description
The Chesapeake and Ohio Canal Company was the 19th-century corporation responsible for financing, constructing, and operating the Chesapeake and Ohio Canal along the Potomac River to facilitate transportation and commerce.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chesapeake and Ohio Canal Company Target entity description: The Chesapeake and Ohio Canal Company was the 19th-century corporation responsible for financing, constructing, and operating the Chesapeake and Ohio Canal along the Potomac River to facilitate transportation and commerce.
-
A.
Boston, Cape Cod and New York Canal Company
The Boston, Cape Cod and New York Canal Company was the private corporation that developed and operated the original Cape Cod Canal in Massachusetts in the early 20th century.
-
B.
Turner’s Falls Canal Company
Turner’s Falls Canal Company was a 19th-century enterprise that developed and operated the canal and related waterpower infrastructure that spurred industrial growth in Turners Falls, Massachusetts.
-
C.
Potowmack Company
The Potowmack Company was an 18th-century enterprise, championed by George Washington, that sought to improve navigation on the Potomac River to link the Atlantic seaboard with the western frontier.
-
D.
Lehigh Coal and Navigation Company
Lehigh Coal and Navigation Company was a pioneering 19th-century American mining and transportation firm that developed coal operations and canal-rail systems in Pennsylvania’s Lehigh Valley.
-
E.
Chesapeake & Delaware Canal
The Chesapeake & Delaware Canal is a man-made waterway in the Mid-Atlantic United States that connects the Delaware River with the Chesapeake Bay, serving as a key shipping and transportation route.
- 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_69d6aacdbc6c8190af6dc3d5f5d22836 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d80148e2048190a716b515d78efdd1 |
completed | April 9, 2026, 7:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e58cf75ec08190a571e5178bcde274 |
completed | April 20, 2026, 2:18 a.m. |
| NEDg | Description generation | batch_69e59777b1208190a33a50da286535ee |
completed | April 20, 2026, 3:03 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e5a3cf9d388190944340af484b3a54 |
completed | April 20, 2026, 3:55 a.m. |
Created at: April 8, 2026, 9:34 p.m.