Triple

T8193739
Position Surface form Disambiguated ID Type / Status
Subject Vijayawada Junction railway station E191375 entity
Predicate locatedOn P40 FINISHED
Object Vijayawada–Gudur section
The Vijayawada–Gudur section is a major railway line in the Indian state of Andhra Pradesh that forms a key part of the Chennai–Howrah and Chennai–Delhi trunk routes, carrying heavy passenger and freight traffic along the east coast.
E718352 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: Vijayawada–Gudur section | Statement: [Vijayawada Junction railway station, locatedOn, Vijayawada–Gudur section]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Vijayawada–Gudur section
Context triple: [Vijayawada Junction railway station, locatedOn, Vijayawada–Gudur section]
  • A. Guntur–Vijayawada section
    The Guntur–Vijayawada section is a key railway line in Andhra Pradesh, India, connecting the major cities of Guntur and Vijayawada and serving as an important regional transport corridor.
  • B. Guntur–Nallapadu–Guntakal section
    The Guntur–Nallapadu–Guntakal section is a railway line in the Indian state of Andhra Pradesh that connects Guntur with Guntakal, serving as an important route for regional passenger and freight traffic.
  • C. Guntur–Tenali section
    The Guntur–Tenali section is a key railway line in Andhra Pradesh, India, connecting the cities of Guntur and Tenali and forming part of an important regional rail corridor.
  • D. Jabalpur–Nagpur section
    The Jabalpur–Nagpur section is a key railway line in central India that connects the cities of Jabalpur in Madhya Pradesh and Nagpur in Maharashtra, serving as an important route for both passenger and freight trains.
  • E. Tiruchirappalli–Karur line
    The Tiruchirappalli–Karur line is a railway route in the Indian state of Tamil Nadu that connects the city of Tiruchirappalli with Karur, serving as an important regional link for passenger and freight traffic.
  • 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: Vijayawada–Gudur section
Triple: [Vijayawada Junction railway station, locatedOn, Vijayawada–Gudur section]
Generated description
The Vijayawada–Gudur section is a major railway line in the Indian state of Andhra Pradesh that forms a key part of the Chennai–Howrah and Chennai–Delhi trunk routes, carrying heavy passenger and freight traffic along the east coast.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Vijayawada–Gudur section
Target entity description: The Vijayawada–Gudur section is a major railway line in the Indian state of Andhra Pradesh that forms a key part of the Chennai–Howrah and Chennai–Delhi trunk routes, carrying heavy passenger and freight traffic along the east coast.
  • A. Guntur–Vijayawada section
    The Guntur–Vijayawada section is a key railway line in Andhra Pradesh, India, connecting the major cities of Guntur and Vijayawada and serving as an important regional transport corridor.
  • B. Guntur–Nallapadu–Guntakal section
    The Guntur–Nallapadu–Guntakal section is a railway line in the Indian state of Andhra Pradesh that connects Guntur with Guntakal, serving as an important route for regional passenger and freight traffic.
  • C. Guntur–Tenali section
    The Guntur–Tenali section is a key railway line in Andhra Pradesh, India, connecting the cities of Guntur and Tenali and forming part of an important regional rail corridor.
  • D. Jabalpur–Nagpur section
    The Jabalpur–Nagpur section is a key railway line in central India that connects the cities of Jabalpur in Madhya Pradesh and Nagpur in Maharashtra, serving as an important route for both passenger and freight trains.
  • E. Tiruchirappalli–Karur line
    The Tiruchirappalli–Karur line is a railway route in the Indian state of Tamil Nadu that connects the city of Tiruchirappalli with Karur, serving as an important regional link for passenger and freight traffic.
  • 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_69ca82c6e9548190a4c5ca14516e4417 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb5c1f02248190adbe56a7d6be3419 completed March 31, 2026, 5:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69cceda1b22c8190acc1a2cd0fe36b70 completed April 1, 2026, 10:04 a.m.
NEDg Description generation batch_69ccf1b706f08190993f4a75eac5f49c completed April 1, 2026, 10:21 a.m.
NED2 Entity disambiguation (via description) batch_69cd059457788190a900402ee4cd50d5 completed April 1, 2026, 11:46 a.m.
Created at: March 30, 2026, 5:42 p.m.