Triple
T1632492
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Los Angeles via Sunset Limited |
E35286
|
entity |
| Predicate | routeSegment |
P21871
|
FINISHED |
| Object |
Chicago–San Antonio via Texas Eagle
Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
|
E185365
|
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: Chicago–San Antonio via Texas Eagle | Statement: [Los Angeles via Sunset Limited, routeSegment, Chicago–San Antonio via Texas Eagle]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago–San Antonio via Texas Eagle Context triple: [Los Angeles via Sunset Limited, routeSegment, Chicago–San Antonio via Texas Eagle]
-
A.
Pittsburgh–Chicago route
The Pittsburgh–Chicago route was a major Pennsylvania Railroad passenger and freight corridor linking the industrial centers of Pittsburgh, Pennsylvania, and Chicago, Illinois.
-
B.
New York–St. Louis route
The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
-
C.
Paris–Los Angeles
Paris–Los Angeles is a long-haul transatlantic air route linking the capital of France with the major West Coast city in the United States.
-
D.
Southwest Chief
The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
-
E.
Trinity Metro
Trinity Metro is the public transportation agency that operates bus and rail services, including commuter rail, in the Fort Worth area of the Dallas–Fort Worth metroplex in Texas.
- 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: Chicago–San Antonio via Texas Eagle Triple: [Los Angeles via Sunset Limited, routeSegment, Chicago–San Antonio via Texas Eagle]
Generated description
Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chicago–San Antonio via Texas Eagle Target entity description: Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
-
A.
Pittsburgh–Chicago route
The Pittsburgh–Chicago route was a major Pennsylvania Railroad passenger and freight corridor linking the industrial centers of Pittsburgh, Pennsylvania, and Chicago, Illinois.
-
B.
New York–St. Louis route
The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
-
C.
Paris–Los Angeles
Paris–Los Angeles is a long-haul transatlantic air route linking the capital of France with the major West Coast city in the United States.
-
D.
Southwest Chief
The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
-
E.
Trinity Metro
Trinity Metro is the public transportation agency that operates bus and rail services, including commuter rail, in the Fort Worth area of the Dallas–Fort Worth metroplex in Texas.
- 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_69a886036bc081909ff5de16dbe5e8ea |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a909f6ee1881908f0753a77a2c4665 |
completed | March 5, 2026, 4:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad58d9db5c819081408977834ad606 |
completed | March 8, 2026, 11:09 a.m. |
| NEDg | Description generation | batch_69ad5a619da481908d66837ea94c91cf |
completed | March 8, 2026, 11:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad5b41a68c8190ba293d8e8c35521b |
completed | March 8, 2026, 11:19 a.m. |
Created at: March 4, 2026, 7:28 p.m.