Triple
T5219763
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Pacific Valley Subdivision (segments) |
E117840
|
entity |
| Predicate | railSystem |
P522
|
FINISHED |
| Object | North American Class I railroad network |
E27533
|
NE FINISHED |
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: North American Class I railroad network | Statement: [Union Pacific Valley Subdivision (segments), railSystem, North American Class I railroad network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North American Class I railroad network Context triple: [Union Pacific Valley Subdivision (segments), railSystem, North American Class I railroad network]
-
A.
North American rail network
The North American rail network is an extensive, interconnected system of freight and passenger rail lines spanning the United States, Canada, and Mexico, operated by multiple major and regional railroads.
-
B.
Class I freight railroads in the United States
chosen
Class I freight railroads in the United States are the largest and highest-revenue freight rail carriers in the country, operating extensive long-haul networks that move the majority of U.S. rail cargo.
-
C.
U.S. intercity passenger rail network
The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
-
D.
National Rail Network (interstate components)
The National Rail Network (interstate components) is Australia’s core standard-gauge freight and passenger rail corridor system linking major states and cities across the continent.
-
E.
North America’s Railroad
North America’s Railroad is the motto of Canadian National Railway, emphasizing its extensive rail network spanning Canada and parts of the United States.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69bd4465e03081909bfcfd7113062590 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7ab6e63c8190964b2b65a0206134 |
completed | March 20, 2026, 4:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beeff0b15081908741aadfd351811c |
completed | March 21, 2026, 7:22 p.m. |
Created at: March 20, 2026, 1:48 p.m.