Triple

T4614891
Position Surface form Disambiguated ID Type / Status
Subject Indian Railways E100843 entity
Predicate hasService P182 FINISHED
Object Shatabdi Express
Shatabdi Express is a series of fast, air-conditioned daytime intercity trains in India known for their high priority, speed, and onboard catering services.
E461308 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: Shatabdi Express | Statement: [Indian Railways, hasService, Shatabdi Express]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Shatabdi Express
Context triple: [Indian Railways, hasService, Shatabdi Express]
  • A. Rajdhani Express
    Rajdhani Express is a premier series of high-speed, fully air-conditioned long-distance passenger trains in India that connect the national capital New Delhi with major cities across the country.
  • B. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • C. Delhi–Amritsar line
    The Delhi–Amritsar line is a major Indian Railways route connecting the national capital Delhi with the city of Amritsar in Punjab, serving as a key passenger and freight corridor in North India.
  • D. Mumbai Suburban Railway
    The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
  • E. Sealdah–Ranaghat line
    The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
  • 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: Shatabdi Express
Triple: [Indian Railways, hasService, Shatabdi Express]
Generated description
Shatabdi Express is a series of fast, air-conditioned daytime intercity trains in India known for their high priority, speed, and onboard catering services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Shatabdi Express
Target entity description: Shatabdi Express is a series of fast, air-conditioned daytime intercity trains in India known for their high priority, speed, and onboard catering services.
  • A. Rajdhani Express
    Rajdhani Express is a premier series of high-speed, fully air-conditioned long-distance passenger trains in India that connect the national capital New Delhi with major cities across the country.
  • B. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • C. Delhi–Amritsar line
    The Delhi–Amritsar line is a major Indian Railways route connecting the national capital Delhi with the city of Amritsar in Punjab, serving as a key passenger and freight corridor in North India.
  • D. Mumbai Suburban Railway
    The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
  • E. Sealdah–Ranaghat line
    The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
  • 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_69bd43cf363c819087fd5ab441b4a3f4 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd59c3d9ec8190a50ef03627dc351d completed March 20, 2026, 2:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69be035629248190a8723b5f1f9e57bc completed March 21, 2026, 2:32 a.m.
NEDg Description generation batch_69be04ad843c8190b3c8dfa4a46e727b completed March 21, 2026, 2:38 a.m.
NED2 Entity disambiguation (via description) batch_69be0529868c8190b20e8966315b263a completed March 21, 2026, 2:40 a.m.
Created at: March 20, 2026, 1:12 p.m.