Triple

T11322160
Position Surface form Disambiguated ID Type / Status
Subject Kalyan E268119 entity
Predicate railwayLine P848 FINISHED
Object Kalyan–Karjat line
The Kalyan–Karjat line is a key suburban and mainline railway corridor in the Mumbai region of Maharashtra, India, connecting Kalyan Junction with Karjat and serving as part of the Central Railway network.
E924089 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: Kalyan–Karjat line | Statement: [Kalyan, railwayLine, Kalyan–Karjat line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kalyan–Karjat line
Context triple: [Kalyan, railwayLine, Kalyan–Karjat line]
  • A. Pune–Daund route
    The Pune–Daund route is a key railway corridor in Maharashtra, India, connecting the city of Pune with the junction town of Daund and serving as an important link for both passenger and freight trains.
  • B. Pune–Miraj–Londa line
    The Pune–Miraj–Londa line is a key railway route in western and southern India that connects Maharashtra with Karnataka, serving as an important corridor for both passenger and freight traffic.
  • C. Nagpur–Itarsi line
    The Nagpur–Itarsi line is a major railway route in central India that connects Nagpur in Maharashtra with Itarsi in Madhya Pradesh, serving as an important corridor for both passenger and freight traffic.
  • D. Mumbai–Kalyan–Kasara–Igatpuri line
    The Mumbai–Kalyan–Kasara–Igatpuri line is a major suburban and long-distance railway corridor in Maharashtra, India, connecting Mumbai with its northeastern suburbs and the onward routes toward Nashik and central India.
  • E. Mumbai–Pune railway line
    The Mumbai–Pune railway line is a major rail corridor in Maharashtra, India, connecting the metropolitan city of Mumbai with the industrial and educational hub of Pune through the Western Ghats.
  • 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: Kalyan–Karjat line
Triple: [Kalyan, railwayLine, Kalyan–Karjat line]
Generated description
The Kalyan–Karjat line is a key suburban and mainline railway corridor in the Mumbai region of Maharashtra, India, connecting Kalyan Junction with Karjat and serving as part of the Central Railway network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kalyan–Karjat line
Target entity description: The Kalyan–Karjat line is a key suburban and mainline railway corridor in the Mumbai region of Maharashtra, India, connecting Kalyan Junction with Karjat and serving as part of the Central Railway network.
  • A. Pune–Daund route
    The Pune–Daund route is a key railway corridor in Maharashtra, India, connecting the city of Pune with the junction town of Daund and serving as an important link for both passenger and freight trains.
  • B. Pune–Miraj–Londa line
    The Pune–Miraj–Londa line is a key railway route in western and southern India that connects Maharashtra with Karnataka, serving as an important corridor for both passenger and freight traffic.
  • C. Nagpur–Itarsi line
    The Nagpur–Itarsi line is a major railway route in central India that connects Nagpur in Maharashtra with Itarsi in Madhya Pradesh, serving as an important corridor for both passenger and freight traffic.
  • D. Mumbai–Kalyan–Kasara–Igatpuri line
    The Mumbai–Kalyan–Kasara–Igatpuri line is a major suburban and long-distance railway corridor in Maharashtra, India, connecting Mumbai with its northeastern suburbs and the onward routes toward Nashik and central India.
  • E. Mumbai–Pune railway line
    The Mumbai–Pune railway line is a major rail corridor in Maharashtra, India, connecting the metropolitan city of Mumbai with the industrial and educational hub of Pune through the Western Ghats.
  • 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_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9dff37081909622623e66e17ccd completed April 9, 2026, 6:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5b7c700008190a2e6a3418248ea71 completed April 20, 2026, 5:21 a.m.
NEDg Description generation batch_69e5bb5d6e0c8190933cd3d6e83c24a2 completed April 20, 2026, 5:36 a.m.
NED2 Entity disambiguation (via description) batch_69e5c29d7b608190ae79bb8318211547 completed April 20, 2026, 6:07 a.m.
Created at: April 8, 2026, 9:32 p.m.