Triple
T12112495
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PNR Metro Commuter Line |
E288466
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Tutuban 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: Tutuban station | Statement: [PNR Metro Commuter Line, hasStation, Tutuban station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tutuban station Context triple: [PNR Metro Commuter Line, hasStation, Tutuban station]
-
A.
Takanawadai Station
Takanawadai Station is a subway station in Tokyo, Japan, serving the Takanawa area on the Toei Asakusa Line.
-
B.
Tadaoka Station
Tadaoka Station is a railway station in Tadaoka, Osaka Prefecture, Japan, serving local commuter traffic on the Nankai Main Line.
-
C.
Tachibana Station
Tachibana Station is a railway station in Amagasaki, Hyōgo Prefecture, Japan, served by JR West’s Tōkaidō Main Line (JR Kobe Line).
-
D.
Settsu-Tonda Station
Settsu-Tonda Station is a railway station in Takatsuki, Osaka Prefecture, Japan, operated by JR West on the busy commuter corridor between Kyoto and Osaka.
-
E.
Shinsugita Station
Shinsugita Station is a railway station in Yokohama, Japan, serving as a local transit hub within the city's Isogo Ward.
- 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: Tutuban station Target entity description: Tutuban station is a major railway terminus in Manila, Philippines, serving as a key hub for Philippine National Railways commuter and regional services.
-
A.
Takanawadai Station
Takanawadai Station is a subway station in Tokyo, Japan, serving the Takanawa area on the Toei Asakusa Line.
-
B.
Tadaoka Station
Tadaoka Station is a railway station in Tadaoka, Osaka Prefecture, Japan, serving local commuter traffic on the Nankai Main Line.
-
C.
Tachibana Station
Tachibana Station is a railway station in Amagasaki, Hyōgo Prefecture, Japan, served by JR West’s Tōkaidō Main Line (JR Kobe Line).
-
D.
Settsu-Tonda Station
Settsu-Tonda Station is a railway station in Takatsuki, Osaka Prefecture, Japan, operated by JR West on the busy commuter corridor between Kyoto and Osaka.
-
E.
Shinsugita Station
Shinsugita Station is a railway station in Yokohama, Japan, serving as a local transit hub within the city's Isogo Ward.
- 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_69d6ab4a5c448190a110d1273314b21a |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9156814148190b47d63a89fcab17c |
completed | April 10, 2026, 3:21 p.m. |
Created at: April 8, 2026, 9:49 p.m.