Triple
T11780425
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alaska Northern Railway |
E280131
|
entity |
| Predicate | builtInfrastructureFor |
P71800
|
FINISHED |
| Object | Alaska Railroad |
E56622
|
NE FINISHED |
How this triple was built (3 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: Alaska Railroad | Statement: [Alaska Northern Railway, builtInfrastructureFor, Alaska Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alaska Railroad Context triple: [Alaska Northern Railway, builtInfrastructureFor, Alaska Railroad]
-
A.
Alaska Railroad
chosen
The Alaska Railroad is a state-owned railway system in Alaska that provides passenger and freight services across key regions including Anchorage, Fairbanks, and coastal ports.
-
B.
Alaska Northern Railway
The Alaska Northern Railway was an early 20th-century rail line in Alaska that laid much of the groundwork for what later became the Alaska Railroad.
-
C.
Copper River and Northwestern Railway
The Copper River and Northwestern Railway was an early 20th-century Alaskan railroad built primarily to haul copper ore from the remote Kennecott mines to the coastal port of Cordova.
-
D.
Tanana Valley Railroad
The Tanana Valley Railroad was a narrow-gauge railway in interior Alaska that played a key role in the early development and transportation infrastructure of the Fairbanks region in the early 20th century.
-
E.
Northern Pacific
The Northern Pacific is the northern portion of the Pacific Ocean, encompassing vast open waters and numerous island groups and archipelagos across the Northern Hemisphere.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: builtInfrastructureFor Context triple: [Alaska Northern Railway, builtInfrastructureFor, Alaska Railroad]
-
A.
builtStructureFor
Indicates that one entity constructed or assembled a structure specifically intended for the use, benefit, or purpose of another entity.
-
B.
foundedInfrastructure
chosen
Indicates that an entity established or created a particular piece of infrastructure, such as a facility, system, or network.
-
C.
permanentInfrastructure
Indicates that the relationship involves infrastructure that is intended to be long-lasting, fixed in place, and not temporary or easily removable.
-
D.
builtInThe
Indicates that something was constructed or created within a specified location, structure, or context.
-
E.
builtNear
Indicates that one entity was constructed at a location geographically close to another entity.
- F. None of above.
Provenance (4 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_69d6ab01d2688190ad8ed6bda487eaa5 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8a8c2e8b08190a31b1e284fca2aee |
completed | April 10, 2026, 7:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f64b7cc0808190875d36fe978e4326 |
completed | May 2, 2026, 7:07 p.m. |
| PD | Predicate disambiguation | batch_69d8a242cd8c819086ed6c5f292dc8cb |
completed | April 10, 2026, 7:09 a.m. |
Created at: April 8, 2026, 9:42 p.m.