Triple
T10357889
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (St. Louis MetroLink) |
E244048
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Central West End station
Central West End station is a major St. Louis MetroLink light rail stop serving the Barnes-Jewish Hospital and Washington University Medical Center area in the city's Central West End neighborhood.
|
E858546
|
NE FINISHED |
How this triple was built (4 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: Central West End station | Statement: [Blue Line (St. Louis MetroLink), hasStation, Central West End station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central West End station Context triple: [Blue Line (St. Louis MetroLink), hasStation, Central West End station]
-
A.
North Avenue station
North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
-
B.
North Avenue station
North Avenue station is a major elevated rail station in Quezon City, Philippines, serving as a key commuter hub on Manila’s MRT Line 3.
-
C.
Civic Center station
Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
-
D.
South Boulevard station
South Boulevard station is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area just north of Chicago.
-
E.
Civic Center Station
Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Central West End station Triple: [Blue Line (St. Louis MetroLink), hasStation, Central West End station]
Generated description
Central West End station is a major St. Louis MetroLink light rail stop serving the Barnes-Jewish Hospital and Washington University Medical Center area in the city's Central West End neighborhood.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Central West End station Target entity description: Central West End station is a major St. Louis MetroLink light rail stop serving the Barnes-Jewish Hospital and Washington University Medical Center area in the city's Central West End neighborhood.
-
A.
North Avenue station
North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
-
B.
North Avenue station
North Avenue station is a major elevated rail station in Quezon City, Philippines, serving as a key commuter hub on Manila’s MRT Line 3.
-
C.
Civic Center station
Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
-
D.
South Boulevard station
South Boulevard station is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area just north of Chicago.
-
E.
Civic Center Station
Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
- F. None of above. chosen
Provenance (5 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_69d381b22b8c8190aaed476be5f872a9 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4e9563ea48190b8702b3ef497ed9a |
completed | April 7, 2026, 11:24 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d750b02ae48190898f9f97ab19ce60 |
completed | April 9, 2026, 7:09 a.m. |
| NEDg | Description generation | batch_69d7618ecb748190a492406eabe590d7 |
completed | April 9, 2026, 8:21 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d77057affc8190b420e66560c3dfbd |
completed | April 9, 2026, 9:24 a.m. |
Created at: April 6, 2026, 11:58 a.m.