Triple

T13291420
Position Surface form Disambiguated ID Type / Status
Subject Tata Motors E316567 entity
Predicate formerName P65 FINISHED
Object Tata Engineering and Locomotive Company
Tata Engineering and Locomotive Company was the original name of Tata Motors, a major Indian automotive manufacturer known for producing commercial and passenger vehicles.
E1033380 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: Tata Engineering and Locomotive Company | Statement: [Tata Motors, formerName, Tata Engineering and Locomotive Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tata Engineering and Locomotive Company
Context triple: [Tata Motors, formerName, Tata Engineering and Locomotive Company]
  • A. Rail Vikas Nigam Limited
    Rail Vikas Nigam Limited is an Indian government-owned company responsible for implementing and fast-tracking rail infrastructure and capacity enhancement projects across the Indian Railways network.
  • B. Bharat Heavy Electricals Limited, Tiruchirappalli
    Bharat Heavy Electricals Limited, Tiruchirappalli is a major manufacturing complex of India’s state-owned engineering and power equipment company, known especially for producing boilers and heavy power plant components.
  • C. L&T Heavy Engineering
    L&T Heavy Engineering is a division of Larsen & Toubro that specializes in designing and manufacturing complex, mission-critical engineered products and systems for sectors such as oil & gas, power, nuclear, and defense.
  • D. Garden Reach Shipbuilders & Engineers
    Garden Reach Shipbuilders & Engineers is an Indian state-owned shipbuilding company based in Kolkata, primarily known for constructing warships and other naval vessels for the Indian Navy and Coast Guard.
  • E. Kanchrapara Railway Workshop
    Kanchrapara Railway Workshop is a major Indian Railways maintenance and repair facility located in Kanchrapara, West Bengal, known for overhauling locomotives, coaches, and other rolling stock.
  • 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: Tata Engineering and Locomotive Company
Triple: [Tata Motors, formerName, Tata Engineering and Locomotive Company]
Generated description
Tata Engineering and Locomotive Company was the original name of Tata Motors, a major Indian automotive manufacturer known for producing commercial and passenger vehicles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tata Engineering and Locomotive Company
Target entity description: Tata Engineering and Locomotive Company was the original name of Tata Motors, a major Indian automotive manufacturer known for producing commercial and passenger vehicles.
  • A. Rail Vikas Nigam Limited
    Rail Vikas Nigam Limited is an Indian government-owned company responsible for implementing and fast-tracking rail infrastructure and capacity enhancement projects across the Indian Railways network.
  • B. Bharat Heavy Electricals Limited, Tiruchirappalli
    Bharat Heavy Electricals Limited, Tiruchirappalli is a major manufacturing complex of India’s state-owned engineering and power equipment company, known especially for producing boilers and heavy power plant components.
  • C. L&T Heavy Engineering
    L&T Heavy Engineering is a division of Larsen & Toubro that specializes in designing and manufacturing complex, mission-critical engineered products and systems for sectors such as oil & gas, power, nuclear, and defense.
  • D. Garden Reach Shipbuilders & Engineers
    Garden Reach Shipbuilders & Engineers is an Indian state-owned shipbuilding company based in Kolkata, primarily known for constructing warships and other naval vessels for the Indian Navy and Coast Guard.
  • E. Kanchrapara Railway Workshop
    Kanchrapara Railway Workshop is a major Indian Railways maintenance and repair facility located in Kanchrapara, West Bengal, known for overhauling locomotives, coaches, and other rolling stock.
  • 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_69d806b349908190a9a61dd9323bf153 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d99077a8f48190b1163448a3a978a2 completed April 11, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69f716d6dc988190ab7183089113237f completed May 3, 2026, 9:35 a.m.
NEDg Description generation batch_69f717f4d80c8190a1a95c0f2c83c563 completed May 3, 2026, 9:40 a.m.
NED2 Entity disambiguation (via description) batch_69f718b852808190a2a0fb48424bffb0 completed May 3, 2026, 9:43 a.m.
Created at: April 9, 2026, 9:27 p.m.