Triple
T11444128
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Larsen & Toubro |
E271219
|
entity |
| Predicate | hasDivision |
P35
|
FINISHED |
| Object |
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.
|
E927074
|
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: L&T Heavy Engineering | Statement: [Larsen & Toubro, hasDivision, L&T Heavy Engineering]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: L&T Heavy Engineering Context triple: [Larsen & Toubro, hasDivision, L&T Heavy Engineering]
-
A.
Hindustan Construction Company
Hindustan Construction Company is a major Indian infrastructure and engineering firm known for executing large-scale projects such as bridges, highways, and power plants.
-
B.
Steel Authority of India Limited
Steel Authority of India Limited is a leading Indian state-owned steelmaking company and one of the country’s largest steel producers.
-
C.
L&T Hydrocarbon Engineering
L&T Hydrocarbon Engineering is a specialized engineering and construction subsidiary of Larsen & Toubro focused on delivering projects in the oil, gas, and hydrocarbon sectors.
-
D.
Mishra Dhatu Nigam Limited
Mishra Dhatu Nigam Limited is an Indian public sector company specializing in the manufacture of superalloys, special steels, and titanium alloys primarily for strategic sectors such as defence, space, and nuclear energy.
-
E.
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.
- 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: L&T Heavy Engineering Triple: [Larsen & Toubro, hasDivision, L&T Heavy Engineering]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: L&T Heavy Engineering Target entity description: 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.
-
A.
Hindustan Construction Company
Hindustan Construction Company is a major Indian infrastructure and engineering firm known for executing large-scale projects such as bridges, highways, and power plants.
-
B.
Steel Authority of India Limited
Steel Authority of India Limited is a leading Indian state-owned steelmaking company and one of the country’s largest steel producers.
-
C.
L&T Hydrocarbon Engineering
L&T Hydrocarbon Engineering is a specialized engineering and construction subsidiary of Larsen & Toubro focused on delivering projects in the oil, gas, and hydrocarbon sectors.
-
D.
Mishra Dhatu Nigam Limited
Mishra Dhatu Nigam Limited is an Indian public sector company specializing in the manufacture of superalloys, special steels, and titanium alloys primarily for strategic sectors such as defence, space, and nuclear energy.
-
E.
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.
- 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_69d6aadff8888190a13f253f0d460874 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8088a66f48190b2b4a56cd62097cf |
completed | April 9, 2026, 8:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e5e8f8049881909c1a52101e4620b3 |
completed | April 20, 2026, 8:51 a.m. |
| NEDg | Description generation | batch_69e5f1557e9c8190b53ce391793b2c7f |
completed | April 20, 2026, 9:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e5f863bf7c81908969ed0a5b99f032 |
completed | April 20, 2026, 9:56 a.m. |
Created at: April 8, 2026, 9:35 p.m.