Triple

T7308254
Position Surface form Disambiguated ID Type / Status
Subject Chandauli district E168029 entity
Predicate hasTransportInfrastructure P2560 FINISHED
Object Grand Chord railway line
The Grand Chord railway line is a major high-capacity rail corridor in India that forms a crucial part of the Howrah–Delhi route, enabling faster passenger and freight movement across eastern and northern India.
 E655930 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: Grand Chord railway line | Statement: [Chandauli district, hasTransportInfrastructure, Grand Chord railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Grand Chord railway line
Context triple: [Chandauli district, hasTransportInfrastructure, Grand Chord railway line]
  • A. Westbahn railway line
    The Westbahn railway line is a major Austrian rail route that connects Vienna with Salzburg and serves numerous cities and towns along its corridor.
  • B. Arrow rail line
    Arrow rail line is a passenger rail service in Southern California that connects Redlands with the broader regional rail network.
  • C. AREX rail line
    The AREX rail line is a major South Korean airport railway connecting central Seoul with Incheon International Airport and Gimpo International Airport.
  • D. Pangrango Line
    The Pangrango Line is a passenger railway route in West Java, Indonesia, connecting Bogor with Sukabumi and serving as an important regional commuter and intercity link.
  • E. Hel railway line
    The Hel railway line is a Polish rail route running along the Hel Peninsula, connecting coastal towns and serving as a key link to the seaside resort of Hel.
  • 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: Grand Chord railway line
Triple: [Chandauli district, hasTransportInfrastructure, Grand Chord railway line]
Generated description
The Grand Chord railway line is a major high-capacity rail corridor in India that forms a crucial part of the Howrah–Delhi route, enabling faster passenger and freight movement across eastern and northern India.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Grand Chord railway line
Target entity description: The Grand Chord railway line is a major high-capacity rail corridor in India that forms a crucial part of the Howrah–Delhi route, enabling faster passenger and freight movement across eastern and northern India.
  • A. Westbahn railway line
    The Westbahn railway line is a major Austrian rail route that connects Vienna with Salzburg and serves numerous cities and towns along its corridor.
  • B. Arrow rail line
    Arrow rail line is a passenger rail service in Southern California that connects Redlands with the broader regional rail network.
  • C. AREX rail line
    The AREX rail line is a major South Korean airport railway connecting central Seoul with Incheon International Airport and Gimpo International Airport.
  • D. Pangrango Line
    The Pangrango Line is a passenger railway route in West Java, Indonesia, connecting Bogor with Sukabumi and serving as an important regional commuter and intercity link.
  • E. Hel railway line
    The Hel railway line is a Polish rail route running along the Hel Peninsula, connecting coastal towns and serving as a key link to the seaside resort of Hel.
  • 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_69c6888d8e3c81909db79714903baf31 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6ebda7b748190a230a22ecea79342 completed March 27, 2026, 8:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7e56443b08190aee2c26633cdcbed completed March 28, 2026, 2:27 p.m.
NEDg Description generation batch_69c7e97659a08190a548beda4d7d6d9f completed March 28, 2026, 2:45 p.m.
NED2 Entity disambiguation (via description) batch_69c7ea1847008190aae44d6eb9f572d4 completed March 28, 2026, 2:47 p.m.
Created at: March 27, 2026, 3:01 p.m.