Triple

T26400798
Position Surface form Disambiguated ID Type / Status
Subject Tatanagar electric loco shed E663690 entity
Predicate servesRoute P31354 FINISHED
Object Tatanagar–Kharagpur corridor
The Tatanagar–Kharagpur corridor is a key electrified railway route in eastern India that connects Tatanagar (Jamshedpur) with Kharagpur, carrying heavy passenger and freight traffic.
 E1730494 NE FINISHED

How this triple was built (2 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: Tatanagar–Kharagpur corridor | Statement: [Tatanagar electric loco shed, servesRoute, Tatanagar–Kharagpur corridor]
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: Tatanagar–Kharagpur corridor
Triple: [Tatanagar electric loco shed, servesRoute, Tatanagar–Kharagpur corridor]
Generated description
The Tatanagar–Kharagpur corridor is a key electrified railway route in eastern India that connects Tatanagar (Jamshedpur) with Kharagpur, carrying heavy passenger and freight traffic.

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_69ee883823988190b418b111be28a44a completed April 26, 2026, 9:48 p.m.
NER Named-entity recognition batch_69f610f38dc08190b2de9cc09f948fe7 completed May 2, 2026, 2:57 p.m.
NED1 Entity disambiguation (via context triple) batch_6a11c7fc61d88190b19cdee62cebc1c5 completed May 23, 2026, 3:30 p.m.
NEDg Description generation batch_6a11c8bf3ee08190964adc437235340b completed May 23, 2026, 3:33 p.m.
NED2 Entity disambiguation (via description) batch_6a11c981c70c8190bfe0da42958fa494 completed May 23, 2026, 3:36 p.m.
Created at: April 26, 2026, 11:31 p.m.