Triple

T22214303

Position	Surface form	Disambiguated ID	Type / Status
Subject	Moratuwa	`E549034`	entity
Predicate	hasRailwayStation	`P918`	FINISHED
Object	Lunawa railway station	`—`	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: Lunawa railway station | Statement: [Moratuwa, hasRailwayStation, Lunawa railway station]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Lunawa railway station
Context triple: [Moratuwa, hasRailwayStation, Lunawa railway station]

A. Nawada railway station
Nawada railway station is a regional rail hub in Nawada, Bihar, India, serving passenger and local train services on the Indian Railways network.
B. Mora railway station
Mora railway station is the main train station serving the town of Mora in central Sweden, providing regional and long-distance rail connections.
C. Nagad Railway Station
Nagad Railway Station is a major railway terminal in Djibouti City that serves as the primary endpoint and international gateway for trains arriving from Ethiopia on the Addis Ababa–Djibouti Railway.
D. Kamayut Railway Station
Kamayut Railway Station is a local train station serving the Kamayut Township area of Yangon, Myanmar, as part of the city's commuter rail network.
E. Taumarunui railway station
Taumarunui railway station is a historic rail stop in New Zealand’s central North Island that once served as an important junction on the North Island Main Trunk line.
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: Lunawa railway station
Target entity description: Lunawa railway station is a local commuter rail stop serving the coastal suburb of Lunawa in the Moratuwa area of Sri Lanka.

A. Nawada railway station
Nawada railway station is a regional rail hub in Nawada, Bihar, India, serving passenger and local train services on the Indian Railways network.
B. Mora railway station
Mora railway station is the main train station serving the town of Mora in central Sweden, providing regional and long-distance rail connections.
C. Nagad Railway Station
Nagad Railway Station is a major railway terminal in Djibouti City that serves as the primary endpoint and international gateway for trains arriving from Ethiopia on the Addis Ababa–Djibouti Railway.
D. Kamayut Railway Station
Kamayut Railway Station is a local train station serving the Kamayut Township area of Yangon, Myanmar, as part of the city's commuter rail network.
E. Taumarunui railway station
Taumarunui railway station is a historic rail stop in New Zealand’s central North Island that once served as an important junction on the North Island Main Trunk line.
F. None of above. chosen

Provenance (2 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_69e11e3f7e04819089806d81d5ac431e`	completed	April 16, 2026, 5:37 p.m.
NER	Named-entity recognition	`batch_69f12b8b13f8819099ed8bebbfea3bc8`	completed	April 28, 2026, 9:50 p.m.

Created at: April 16, 2026, 8:37 p.m.