Triple
T8599040
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kirkwood station |
E203626
|
entity |
| Predicate | railLine |
P848
|
FINISHED |
| Object |
Union Pacific Jefferson City Subdivision
The Union Pacific Jefferson City Subdivision is a freight and passenger rail corridor in Missouri operated by Union Pacific, running through communities such as Kirkwood and connecting the St. Louis area toward Jefferson City.
|
E744791
|
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: Union Pacific Jefferson City Subdivision | Statement: [Kirkwood station, railLine, Union Pacific Jefferson City Subdivision]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Pacific Jefferson City Subdivision Context triple: [Kirkwood station, railLine, Union Pacific Jefferson City Subdivision]
-
A.
Union Pacific Valley Subdivision
The Union Pacific Valley Subdivision is a railroad line operated by Union Pacific that serves as a key freight corridor within its regional rail network.
-
B.
Union Pacific Railway, Southern Branch
The Union Pacific Railway, Southern Branch was a 19th-century rail line that later evolved into the Missouri–Kansas–Texas Railroad, helping open the American Midwest and Southwest to expanded transportation and commerce.
-
C.
BNSF Railway Monticello Subdivision
The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
-
D.
Union Pacific Railroad Niles Subdivision
The Union Pacific Railroad Niles Subdivision is a freight and passenger rail corridor in California’s East Bay and Tri-Valley region that carries both Union Pacific trains and commuter services such as the Altamont Corridor Express.
-
E.
BNSF Chillicothe Subdivision
The BNSF Chillicothe Subdivision is a major freight rail line in Illinois operated by BNSF Railway, forming part of a key transcontinental route between the Midwest and the West Coast.
- 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: Union Pacific Jefferson City Subdivision Triple: [Kirkwood station, railLine, Union Pacific Jefferson City Subdivision]
Generated description
The Union Pacific Jefferson City Subdivision is a freight and passenger rail corridor in Missouri operated by Union Pacific, running through communities such as Kirkwood and connecting the St. Louis area toward Jefferson City.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Union Pacific Jefferson City Subdivision Target entity description: The Union Pacific Jefferson City Subdivision is a freight and passenger rail corridor in Missouri operated by Union Pacific, running through communities such as Kirkwood and connecting the St. Louis area toward Jefferson City.
-
A.
Union Pacific Valley Subdivision
The Union Pacific Valley Subdivision is a railroad line operated by Union Pacific that serves as a key freight corridor within its regional rail network.
-
B.
Union Pacific Railway, Southern Branch
The Union Pacific Railway, Southern Branch was a 19th-century rail line that later evolved into the Missouri–Kansas–Texas Railroad, helping open the American Midwest and Southwest to expanded transportation and commerce.
-
C.
BNSF Railway Monticello Subdivision
The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
-
D.
Union Pacific Railroad Niles Subdivision
The Union Pacific Railroad Niles Subdivision is a freight and passenger rail corridor in California’s East Bay and Tri-Valley region that carries both Union Pacific trains and commuter services such as the Altamont Corridor Express.
-
E.
BNSF Chillicothe Subdivision
The BNSF Chillicothe Subdivision is a major freight rail line in Illinois operated by BNSF Railway, forming part of a key transcontinental route between the Midwest and the West Coast.
- 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_69ca832b56948190ba751cec255308f1 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cc46cc8b2081909c6aa45f8656f2ad |
completed | March 31, 2026, 10:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cea8dd86d08190a7f8e674e16dd8b6 |
completed | April 2, 2026, 5:35 p.m. |
| NEDg | Description generation | batch_69cea9d0dad0819095134f6f8cafb4c0 |
completed | April 2, 2026, 5:39 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ceaa7025388190a3f17aca46d4858e |
completed | April 2, 2026, 5:42 p.m. |
Created at: March 30, 2026, 6:24 p.m.