Triple
T17061715
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Philippine National Railways North Main Line (historical) |
E413975
|
entity |
| Predicate | servedRegion |
P82
|
FINISHED |
| Object | Northern Luzon |
E304061
|
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: Northern Luzon | Statement: [Philippine National Railways North Main Line (historical), servedRegion, Northern Luzon]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Luzon Context triple: [Philippine National Railways North Main Line (historical), servedRegion, Northern Luzon]
-
A.
Northern Luzon
chosen
Northern Luzon is a major geographical and cultural region in the northern part of the Philippine island of Luzon, encompassing several provinces and highland areas.
-
B.
Southern Luzon
Southern Luzon is a major geographical region in the southern part of Luzon Island in the Philippines, encompassing several provinces and serving as home to diverse ethnolinguistic groups and economic centers.
-
C.
northeastern Luzon
Northeastern Luzon is a geographic area on the northeastern part of Luzon Island in the Philippines, encompassing coastal and inland provinces known for agriculture, fisheries, and exposure to Pacific typhoons.
-
D.
Western Luzon
Western Luzon is a geographic area in the western part of Luzon Island in the Philippines, encompassing several coastal and inland provinces along the South China Sea.
-
E.
eastern Luzon
Eastern Luzon is the region on the eastern side of the Philippine island of Luzon, characterized by its Pacific coastline, mountainous terrain, and diverse indigenous communities.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d886cde3d481908d4d01ba88ba7eb7 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3db7dea7481909e3e0bc836d27336 |
completed | April 18, 2026, 7:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01673ff7ec8190add7af932c38deef |
completed | May 11, 2026, 5:21 a.m. |
Created at: April 10, 2026, 5:34 a.m.