Triple
T19253222
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Illini (Amtrak) |
E481446
|
entity |
| Predicate | ticketingSystem |
P3383
|
FINISHED |
| Object | Amtrak reservation system |
—
|
NE NERFINISHED |
How this triple was built (2 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 reservation system | Statement: [Illini (Amtrak), ticketingSystem, Amtrak reservation system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amtrak reservation system Context triple: [Illini (Amtrak), ticketingSystem, Amtrak reservation system]
-
A.
Amtrak reservation system
chosen
The Amtrak reservation system is the centralized platform used to search, book, and manage tickets and seat reservations for Amtrak’s passenger rail services across the United States.
-
B.
Amtrak mobile app
The Amtrak mobile app is a smartphone application that lets passengers search schedules, book and manage train reservations, access e-tickets, and receive real-time travel updates for Amtrak services.
-
C.
Amtrak Guest Rewards loyalty program
Amtrak Guest Rewards is Amtrak’s loyalty program that allows passengers to earn and redeem points for train travel, upgrades, and other travel-related rewards.
-
D.
Amtrak website
The Amtrak website is the official online platform for the United States’ national passenger rail service, providing schedules, ticket booking, service updates, and travel information for routes across the country.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e8cd9d1081908a181d02b88b59b8 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fb3339648190a87d38ce42aff016 |
completed | April 20, 2026, 10:08 a.m. |
Created at: April 10, 2026, 1:28 p.m.