Triple
T10817062
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Depot (Saint Paul) |
E255257
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
Amtrak ticket office
An Amtrak ticket office is a staffed service location where passengers can purchase train tickets, make reservations, and obtain travel information for Amtrak rail services.
|
E887670
|
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: Amtrak ticket office | Statement: [Union Depot (Saint Paul), hasFacility, Amtrak ticket office]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amtrak ticket office Context triple: [Union Depot (Saint Paul), hasFacility, Amtrak ticket office]
-
A.
Amtrak (station facility)
Amtrak (station facility) is the United States’ national passenger rail service operator that manages and maintains train stations and related passenger facilities across its network.
-
B.
Amtrak at South Station
Amtrak at South Station is the intercity passenger rail service operating from Boston’s historic South Station, providing regional and long-distance train connections along the Northeast Corridor and beyond.
-
C.
Amtrak Auto Train terminal
The Amtrak Auto Train terminal in Sanford, Florida is the southern terminus of Amtrak’s Auto Train service, where passengers and their vehicles are loaded for rail transport to and from the Washington, D.C. area.
-
D.
Jackson Amtrak station
Jackson Amtrak station is a historic passenger rail station in Jackson, Michigan, serving Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
-
E.
La Junta Amtrak station
La Junta Amtrak station is a passenger rail station in La Junta, Colorado, serving Amtrak’s long-distance Southwest Chief route between Chicago and Los Angeles.
- 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: Amtrak ticket office Triple: [Union Depot (Saint Paul), hasFacility, Amtrak ticket office]
Generated description
An Amtrak ticket office is a staffed service location where passengers can purchase train tickets, make reservations, and obtain travel information for Amtrak rail services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Amtrak ticket office Target entity description: An Amtrak ticket office is a staffed service location where passengers can purchase train tickets, make reservations, and obtain travel information for Amtrak rail services.
-
A.
Amtrak (station facility)
Amtrak (station facility) is the United States’ national passenger rail service operator that manages and maintains train stations and related passenger facilities across its network.
-
B.
Amtrak at South Station
Amtrak at South Station is the intercity passenger rail service operating from Boston’s historic South Station, providing regional and long-distance train connections along the Northeast Corridor and beyond.
-
C.
Amtrak Auto Train terminal
The Amtrak Auto Train terminal in Sanford, Florida is the southern terminus of Amtrak’s Auto Train service, where passengers and their vehicles are loaded for rail transport to and from the Washington, D.C. area.
-
D.
Jackson Amtrak station
Jackson Amtrak station is a historic passenger rail station in Jackson, Michigan, serving Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
-
E.
La Junta Amtrak station
La Junta Amtrak station is a passenger rail station in La Junta, Colorado, serving Amtrak’s long-distance Southwest Chief route between Chicago and Los Angeles.
- 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_69d6aa8081448190a9324184f2bd1c26 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d733eea03c8190a68f4d4f89f497a2 |
completed | April 9, 2026, 5:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69de855799748190b51745a198daa8d0 |
completed | April 14, 2026, 6:20 p.m. |
| NEDg | Description generation | batch_69de8955b9d8819086ff98efbff6c7a0 |
completed | April 14, 2026, 6:37 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69de8f4a318c819086559fd53506ab29 |
completed | April 14, 2026, 7:02 p.m. |
Created at: April 8, 2026, 9:18 p.m.