Triple
T11075757
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Marmon Group |
E261860
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object |
Union Tank Car Company
Union Tank Car Company is a North American railcar leasing and maintenance company specializing in tank cars for transporting liquid and gaseous commodities.
|
E902932
|
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: Union Tank Car Company | Statement: [Marmon Group, hasSubsidiary, Union Tank Car Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Tank Car Company Context triple: [Marmon Group, hasSubsidiary, Union Tank Car Company]
-
A.
Westinghouse Air Brake Company
Westinghouse Air Brake Company was an American industrial firm founded by George Westinghouse, best known for pioneering railway air brake technology that greatly improved train safety and efficiency.
-
B.
Westinghouse Amrail Company
Westinghouse Amrail Company was a railcar manufacturing firm known for producing New York City’s R68 subway cars.
-
C.
St. Louis Car Company
St. Louis Car Company was a prominent American rolling stock manufacturer known for producing streetcars, interurban cars, and railroad equipment throughout the late 19th and 20th centuries.
-
D.
Durant-Dort Carriage Company
Durant-Dort Carriage Company was a leading late-19th-century American horse-drawn carriage manufacturer that became the foundation for William C. Durant’s later creation of General Motors.
-
E.
Hudson Motor Car Company
Hudson Motor Car Company was an early 20th-century American automobile manufacturer best known for its innovative car designs and as one of the key predecessors to American Motors Corporation.
- 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: Union Tank Car Company Triple: [Marmon Group, hasSubsidiary, Union Tank Car Company]
Generated description
Union Tank Car Company is a North American railcar leasing and maintenance company specializing in tank cars for transporting liquid and gaseous commodities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Union Tank Car Company Target entity description: Union Tank Car Company is a North American railcar leasing and maintenance company specializing in tank cars for transporting liquid and gaseous commodities.
-
A.
Westinghouse Air Brake Company
Westinghouse Air Brake Company was an American industrial firm founded by George Westinghouse, best known for pioneering railway air brake technology that greatly improved train safety and efficiency.
-
B.
Westinghouse Amrail Company
Westinghouse Amrail Company was a railcar manufacturing firm known for producing New York City’s R68 subway cars.
-
C.
St. Louis Car Company
St. Louis Car Company was a prominent American rolling stock manufacturer known for producing streetcars, interurban cars, and railroad equipment throughout the late 19th and 20th centuries.
-
D.
Durant-Dort Carriage Company
Durant-Dort Carriage Company was a leading late-19th-century American horse-drawn carriage manufacturer that became the foundation for William C. Durant’s later creation of General Motors.
-
E.
Hudson Motor Car Company
Hudson Motor Car Company was an early 20th-century American automobile manufacturer best known for its innovative car designs and as one of the key predecessors to American Motors Corporation.
- 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_69d6aa9983c08190b0ef61603b69feac |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d7994fcbc081908ff8f7321c0c5892 |
completed | April 9, 2026, 12:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e3c8cc77988190aad54f56dbd0f8cf |
completed | April 18, 2026, 6:09 p.m. |
| NEDg | Description generation | batch_69e3cefc00148190a1850dc6e31523c3 |
completed | April 18, 2026, 6:35 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e3d014a644819092c76aa02b573ca9 |
completed | April 18, 2026, 6:40 p.m. |
Created at: April 8, 2026, 9:26 p.m.