Triple
T23222203
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rochor |
E580923
|
entity |
| Predicate | servedByMRTLine |
P6301
|
FINISHED |
| Object | Downtown Line |
—
|
NE NERFINISHED |
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: Downtown Line | Statement: [Rochor, servedByMRTLine, Downtown Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downtown Line Context triple: [Rochor, servedByMRTLine, Downtown Line]
-
A.
Thomson–East Coast MRT Line
The Thomson–East Coast MRT Line is a major Mass Rapid Transit line in Singapore that runs north–south and then eastward along the island’s eastern coast, serving key residential, commercial, and transport hubs.
-
B.
North South Line
The North South Line is one of Singapore’s main Mass Rapid Transit (MRT) lines, running in a generally north–south direction and connecting key residential towns like Woodlands with the city centre.
-
C.
East West MRT line
The East West MRT line is one of Singapore’s major rapid transit lines, running across the island to connect key residential, commercial, and industrial areas.
-
D.
Downtown MRT line
chosen
The Downtown MRT line is a Mass Rapid Transit line in Singapore that runs through key commercial and residential districts, providing a major north-west to south-east rail corridor across the city.
-
E.
North–South Line
The North–South Line is a major Amsterdam Metro route that runs largely underground, connecting the city’s northern districts with the center and the south.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e246043c48819089bae72c9a9c306c |
completed | April 17, 2026, 2:39 p.m. |
| NER | Named-entity recognition | batch_69f1922a452c81909b48df157643f6bd |
completed | April 29, 2026, 5:07 a.m. |
Created at: April 17, 2026, 4:08 p.m.