Triple

T17362555
Position Surface form Disambiguated ID Type / Status
Subject Kandy railway station E422103 entity
Predicate connectsTo P845 FINISHED
Object Vavuniya railway station — NE ONNED1

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: Vavuniya railway station | Statement: [Kandy railway station, connectsTo, Vavuniya railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Vavuniya railway station
Context triple: [Kandy railway station, connectsTo, Vavuniya railway station]
  • A. Maradana railway station
    Maradana railway station is a major railway hub in Colombo, Sri Lanka, serving as one of the city’s primary junctions connecting multiple key lines across the country.
  • B. Matara railway station
    Matara railway station is a major railway terminus in southern Sri Lanka serving the city of Matara and connecting it to Colombo and other parts of the country.
  • C. Hikkaduwa railway station
    Hikkaduwa railway station is a coastal train station in Sri Lanka serving the popular beach town of Hikkaduwa on the country’s southern railway corridor.
  • D. Kandy railway station
    Kandy railway station is a major rail hub in central Sri Lanka, serving the historic city of Kandy and connecting it to key destinations across the country.
  • E. Weligama railway station
    Weligama railway station is a coastal train stop in southern Sri Lanka serving the town of Weligama on the country’s main southern rail corridor.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Vavuniya railway station
Target entity description: Vavuniya railway station is a key railway hub in northern Sri Lanka, serving as an important junction on the island’s main line between the south and the Jaffna Peninsula.
  • A. Maradana railway station
    Maradana railway station is a major railway hub in Colombo, Sri Lanka, serving as one of the city’s primary junctions connecting multiple key lines across the country.
  • B. Matara railway station
    Matara railway station is a major railway terminus in southern Sri Lanka serving the city of Matara and connecting it to Colombo and other parts of the country.
  • C. Hikkaduwa railway station
    Hikkaduwa railway station is a coastal train station in Sri Lanka serving the popular beach town of Hikkaduwa on the country’s southern railway corridor.
  • D. Kandy railway station
    Kandy railway station is a major rail hub in central Sri Lanka, serving the historic city of Kandy and connecting it to key destinations across the country.
  • E. Weligama railway station
    Weligama railway station is a coastal train stop in southern Sri Lanka serving the town of Weligama on the country’s main southern rail corridor.
  • F. None of above. chosen

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_69d889d520008190a26917a95bf1c2ea completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e43a4e3c3481909dfaa00334c5010e completed April 19, 2026, 2:13 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01956294ec819083c1dde8fc2685e4 in_progress May 11, 2026, 8:37 a.m.
Created at: April 10, 2026, 5:44 a.m.