Triple
T10357870
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (St. Louis MetroLink) |
E244048
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Fairview Heights station
Fairview Heights station is a MetroLink light rail station in Fairview Heights, Illinois, serving as an eastern endpoint of the St. Louis metropolitan transit system.
|
E861425
|
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: Fairview Heights station | Statement: [Blue Line (St. Louis MetroLink), terminus, Fairview Heights station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fairview Heights station Context triple: [Blue Line (St. Louis MetroLink), terminus, Fairview Heights station]
-
A.
Fairview Heights station
Fairview Heights station is a light rail stop in Inglewood, California, serving passengers on Los Angeles Metro's K Line.
-
B.
Oakwood Heights station
Oakwood Heights station is a public transit stop serving the Oakwood neighborhood, providing local residents with access to the surrounding rail or metro network.
-
C.
Forest Park station
Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
-
D.
Briarwood station
Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
-
E.
Crestwood station
Crestwood station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the Crestwood neighborhood of Eastchester in Westchester County, New York.
- 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: Fairview Heights station Triple: [Blue Line (St. Louis MetroLink), terminus, Fairview Heights station]
Generated description
Fairview Heights station is a MetroLink light rail station in Fairview Heights, Illinois, serving as an eastern endpoint of the St. Louis metropolitan transit system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fairview Heights station Target entity description: Fairview Heights station is a MetroLink light rail station in Fairview Heights, Illinois, serving as an eastern endpoint of the St. Louis metropolitan transit system.
-
A.
Fairview Heights station
Fairview Heights station is a light rail stop in Inglewood, California, serving passengers on Los Angeles Metro's K Line.
-
B.
Oakwood Heights station
Oakwood Heights station is a public transit stop serving the Oakwood neighborhood, providing local residents with access to the surrounding rail or metro network.
-
C.
Forest Park station
Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
-
D.
Briarwood station
Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
-
E.
Crestwood station
Crestwood station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the Crestwood neighborhood of Eastchester in Westchester County, New York.
- 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_69d7fb827cd4819094bead4304795c33 |
completed | April 9, 2026, 7:18 p.m. |
| NEDg | Description generation | batch_69d822d303888190aa556287b3b1cc03 |
completed | April 9, 2026, 10:06 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d859b05a3881908c97cb173d160e44 |
completed | April 10, 2026, 2 a.m. |
Created at: April 6, 2026, 11:58 a.m.