Triple

T12738659
Position Surface form Disambiguated ID Type / Status
Subject Crawler-Transporter 2 E304430 entity
Predicate manufacturer P490 FINISHED
Object Marion Power Shovel Company
Marion Power Shovel Company was a prominent American heavy equipment manufacturer best known for producing large excavators and machinery for major projects such as NASA’s crawler-transporters and the digging of the Panama Canal.
E624291 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: Marion Power Shovel Company | Statement: [Crawler-Transporter 2, manufacturer, Marion Power Shovel Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Marion Power Shovel Company
Context triple: [Crawler-Transporter 2, manufacturer, Marion Power Shovel Company]
  • A. Marion Steam Shovel Company
    Marion Steam Shovel Company was a prominent American manufacturer of steam-powered excavation and earthmoving machinery that played a key role in major early 20th-century construction and mining projects.
  • B. Melroe Manufacturing Company
    Melroe Manufacturing Company was the original name of the American manufacturer that became Bobcat Company, best known for pioneering compact loaders and construction equipment.
  • C. C. L. Best Tractor Company
    C. L. Best Tractor Company was an early 20th-century American manufacturer of agricultural and construction tractors that became a key predecessor to Caterpillar Inc.
  • D. Ames Shovel Works
    Ames Shovel Works was a prominent 19th-century American manufacturing company in Easton, Massachusetts, best known for producing shovels that played a crucial role in major infrastructure projects like the Transcontinental Railroad.
  • E. Ruston-Bucyrus
    Ruston-Bucyrus was a British engineering firm best known for producing heavy construction and excavation machinery.
  • 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: Marion Power Shovel Company
Triple: [Crawler-Transporter 2, manufacturer, Marion Power Shovel Company]
Generated description
Marion Power Shovel Company was a prominent American heavy equipment manufacturer best known for producing large excavators and machinery for major projects such as NASA’s crawler-transporters and the digging of the Panama Canal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Marion Power Shovel Company
Target entity description: Marion Power Shovel Company was a prominent American heavy equipment manufacturer best known for producing large excavators and machinery for major projects such as NASA’s crawler-transporters and the digging of the Panama Canal.
  • A. Marion Steam Shovel Company chosen
    Marion Steam Shovel Company was a prominent American manufacturer of steam-powered excavation and earthmoving machinery that played a key role in major early 20th-century construction and mining projects.
  • B. Melroe Manufacturing Company
    Melroe Manufacturing Company was the original name of the American manufacturer that became Bobcat Company, best known for pioneering compact loaders and construction equipment.
  • C. C. L. Best Tractor Company
    C. L. Best Tractor Company was an early 20th-century American manufacturer of agricultural and construction tractors that became a key predecessor to Caterpillar Inc.
  • D. Ames Shovel Works
    Ames Shovel Works was a prominent 19th-century American manufacturing company in Easton, Massachusetts, best known for producing shovels that played a crucial role in major infrastructure projects like the Transcontinental Railroad.
  • E. Ruston-Bucyrus
    Ruston-Bucyrus was a British engineering firm best known for producing heavy construction and excavation machinery.
  • F. None of above.

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_69d7bdf1426c8190a4402e1c4cdec33a completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d9646cfcac81909283dca987755c0e completed April 10, 2026, 8:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69f67c8ff57c8190a935b5c9f4bb5aa3 completed May 2, 2026, 10:37 p.m.
NEDg Description generation batch_69f67e7416948190a08eb3de840def77 completed May 2, 2026, 10:45 p.m.
NED2 Entity disambiguation (via description) batch_69f67f7d237081908d3b6e8d759ea03e completed May 2, 2026, 10:49 p.m.
Created at: April 9, 2026, 5:26 p.m.