Triple
T7748733
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arrow rail line |
E175698
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Tippecanoe station
Tippecanoe station is a passenger rail stop on Southern California’s Arrow commuter rail line serving the San Bernardino area.
|
E686254
|
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: Tippecanoe station | Statement: [Arrow rail line, hasStation, Tippecanoe station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tippecanoe station Context triple: [Arrow rail line, hasStation, Tippecanoe station]
-
A.
Randolph/Wabash station
Randolph/Wabash station was a former elevated Chicago "L" station in the Loop that served multiple train lines before being closed and replaced by the modern Washington/Wabash station.
-
B.
Adams/Wabash station
Adams/Wabash station is an elevated Chicago "L" train stop in the Loop, serving multiple lines in the heart of downtown Chicago.
-
C.
St. Clair station
St. Clair station is a Toronto Transit Commission subway station on Line 1 in midtown Toronto, serving the St. Clair Avenue and Yonge Street area with connections to streetcar and bus routes.
-
D.
Washington/Wabash station
Washington/Wabash station is a Chicago 'L' rapid transit station in the Loop that serves multiple elevated lines and replaced the former Randolph/Wabash and Madison/Wabash stations.
-
E.
Madison/Wells station
Madison/Wells station was a former elevated rapid transit stop on Chicago’s Loop ‘L’ that once served trains on the city’s downtown circuit.
- 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: Tippecanoe station Triple: [Arrow rail line, hasStation, Tippecanoe station]
Generated description
Tippecanoe station is a passenger rail stop on Southern California’s Arrow commuter rail line serving the San Bernardino area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tippecanoe station Target entity description: Tippecanoe station is a passenger rail stop on Southern California’s Arrow commuter rail line serving the San Bernardino area.
-
A.
Randolph/Wabash station
Randolph/Wabash station was a former elevated Chicago "L" station in the Loop that served multiple train lines before being closed and replaced by the modern Washington/Wabash station.
-
B.
Adams/Wabash station
Adams/Wabash station is an elevated Chicago "L" train stop in the Loop, serving multiple lines in the heart of downtown Chicago.
-
C.
St. Clair station
St. Clair station is a Toronto Transit Commission subway station on Line 1 in midtown Toronto, serving the St. Clair Avenue and Yonge Street area with connections to streetcar and bus routes.
-
D.
Washington/Wabash station
Washington/Wabash station is a Chicago 'L' rapid transit station in the Loop that serves multiple elevated lines and replaced the former Randolph/Wabash and Madison/Wabash stations.
-
E.
Madison/Wells station
Madison/Wells station was a former elevated rapid transit stop on Chicago’s Loop ‘L’ that once served trains on the city’s downtown circuit.
- 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_69c69960b3588190a53aa590d31d9544 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c703affb6c8190adf4723dc1139edf |
completed | March 27, 2026, 10:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8be53b3788190a850ce1aaaac3aaa |
completed | March 29, 2026, 5:53 a.m. |
| NEDg | Description generation | batch_69c8c235b1748190b6c17c5975e2eb9b |
completed | March 29, 2026, 6:09 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8c2f1dd508190853065d9e4e331b2 |
completed | March 29, 2026, 6:13 a.m. |
Created at: March 27, 2026, 4:08 p.m.