Triple
T8871063
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Creston, Iowa |
E211155
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
Creston Amtrak station
Creston Amtrak station is a passenger rail station in Creston, Iowa, served by Amtrak’s long-distance trains.
|
E763416
|
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: Creston Amtrak station | Statement: [Creston, Iowa, hasFacility, Creston Amtrak station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Creston Amtrak station Context triple: [Creston, Iowa, hasFacility, Creston Amtrak station]
-
A.
Mattoon Amtrak station
Mattoon Amtrak station is a passenger rail station in Mattoon, Illinois, serving Amtrak trains on routes such as the City of New Orleans and Illini/Saluki.
-
B.
Merced Amtrak Station
Merced Amtrak Station is a passenger rail station in Merced, California that serves as a key regional transportation hub and gateway for travelers heading to destinations such as Yosemite National Park.
-
C.
Madera Amtrak station
Madera Amtrak station is a passenger rail station in Madera, California, served by Amtrak’s San Joaquins route in the San Joaquin Valley.
-
D.
Creel station
Creel station is a railway stop in the town of Creel, Chihuahua, Mexico, best known as a key passenger station on the scenic Ferrocarril Chihuahua al Pacífico route through the Copper Canyon region.
-
E.
Crestmont station
Crestmont station is a SEPTA Regional Rail stop in Abington Township, Pennsylvania, serving passengers on the Warminster Line.
- 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: Creston Amtrak station Triple: [Creston, Iowa, hasFacility, Creston Amtrak station]
Generated description
Creston Amtrak station is a passenger rail station in Creston, Iowa, served by Amtrak’s long-distance trains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Creston Amtrak station Target entity description: Creston Amtrak station is a passenger rail station in Creston, Iowa, served by Amtrak’s long-distance trains.
-
A.
Mattoon Amtrak station
Mattoon Amtrak station is a passenger rail station in Mattoon, Illinois, serving Amtrak trains on routes such as the City of New Orleans and Illini/Saluki.
-
B.
Merced Amtrak Station
Merced Amtrak Station is a passenger rail station in Merced, California that serves as a key regional transportation hub and gateway for travelers heading to destinations such as Yosemite National Park.
-
C.
Madera Amtrak station
Madera Amtrak station is a passenger rail station in Madera, California, served by Amtrak’s San Joaquins route in the San Joaquin Valley.
-
D.
Creel station
Creel station is a railway stop in the town of Creel, Chihuahua, Mexico, best known as a key passenger station on the scenic Ferrocarril Chihuahua al Pacífico route through the Copper Canyon region.
-
E.
Crestmont station
Crestmont station is a SEPTA Regional Rail stop in Abington Township, Pennsylvania, serving passengers on the Warminster Line.
- 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_69ca838d3c7c8190a849566d5afd2b11 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc6126d2f88190979ab25772ee657c |
completed | April 1, 2026, 12:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfa0ea9f5c8190b5c32fb1fefdc68b |
completed | April 3, 2026, 11:13 a.m. |
| NEDg | Description generation | batch_69cfa191d7d0819085a6b9bf7fa56067 |
completed | April 3, 2026, 11:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cfa28b1d1c8190ab4a10ba8fa7259d |
completed | April 3, 2026, 11:20 a.m. |
Created at: March 30, 2026, 6:51 p.m.