Triple

T18884364
Position Surface form Disambiguated ID Type / Status
Subject Rameswaram–Mandapam rail line E461919 entity
Predicate historicalStructureOnRoute P19823 FINISHED
Object Pamban Bridge NE NERFINISHED

How this triple was built (3 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: Pamban Bridge | Statement: [Rameswaram–Mandapam rail line, historicalStructureOnRoute, Pamban Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pamban Bridge
Context triple: [Rameswaram–Mandapam rail line, historicalStructureOnRoute, Pamban Bridge]
  • A. Pamban Bridge chosen
    Pamban Bridge is a historic sea bridge in Tamil Nadu, India, that connects the island of Rameswaram to the mainland and is renowned for its iconic cantilevered railway section over the Palk Strait.
  • B. Padma Bridge
    Padma Bridge is a major multipurpose road-rail bridge in Bangladesh that significantly improves connectivity between the country's southwestern region and the capital, Dhaka.
  • C. Godavari Bridge
    Godavari Bridge is a major rail-cum-road bridge spanning the Godavari River near Rajahmundry in Andhra Pradesh, India, and is known as one of the country’s longest and most iconic river crossings.
  • D. Varada Sethu
    Varada Sethu is a British-Indian actress known for her work in film and television, including roles in projects such as the thriller "I Came By."
  • E. Sangam Bridge
    Sangam Bridge is a prominent road bridge in Pune, India, that spans the confluence of the Mula and Mutha rivers and serves as an important local transport link.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: historicalStructureOnRoute
Context triple: [Rameswaram–Mandapam rail line, historicalStructureOnRoute, Pamban Bridge]
  • A. historicRoute
    Indicates that a route has historical significance, typically due to its age, past usage, or role in notable events.
  • B. historicalStructure chosen
    Indicates that the subject is a structure recognized for its historical significance or heritage value.
  • C. nearHistoricalRoute
    Indicates that one entity is located close to a historically significant route or pathway.
  • D. isHeritageRoute
    Indicates that a route is officially recognized or designated as a heritage route, typically due to its historical, cultural, or natural significance.
  • E. architectureHistory
    Indicates a historical or developmental relationship between an entity and its architectural evolution, style, or significant architectural events over time.
  • F. None of above.

Provenance (3 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_69d8dcfc3430819095ee6fc0eb4c06a5 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5c3d3dcec8190a468162c6a4482f6 completed April 20, 2026, 6:12 a.m.
PD Predicate disambiguation batch_69e4a2e27e1481908a8da10b28f07875 completed April 19, 2026, 9:39 a.m.
Created at: April 10, 2026, 11:57 a.m.