Triple
T15282349
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SEPTA Warminster Line |
E365299
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Melrose Park station |
E227002
|
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: Melrose Park station | Statement: [SEPTA Warminster Line, hasStation, Melrose Park station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Melrose Park station Context triple: [SEPTA Warminster Line, hasStation, Melrose Park station]
-
A.
Melrose Park station
chosen
Melrose Park station is a commuter rail stop in the Chicago metropolitan area serving passengers in and around Melrose Park, Illinois.
-
B.
Melrose Highlands station
Melrose Highlands station is a commuter rail stop in Melrose, Massachusetts, served by the MBTA on its Haverhill Line.
-
C.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
D.
Norwood Avenue station
Norwood Avenue station is an elevated New York City Subway station in Brooklyn serving the J and Z lines near the Cypress Hills neighborhood.
-
E.
Melrose Cedar Park station
Melrose Cedar Park station is a commuter rail stop on the MBTA's Haverhill Line serving residents of Melrose, Massachusetts.
- 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_69d85a103d9081908c1ea6c4c73ac8e3 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e00e51f82081909f63d14b589d5587 |
completed | April 15, 2026, 10:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff01e2a03c81909ab24d4ed2b54698 |
completed | May 9, 2026, 9:44 a.m. |
Created at: April 10, 2026, 3:15 a.m.