Triple
T11639446
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coastal Classic |
E276620
|
entity |
| Predicate | arrivesAt |
P49364
|
FINISHED |
| Object |
Seward Depot
Seward Depot is a historic railway station in Seward, Alaska, serving as a key terminus for Alaska Railroad passenger trains and a gateway to nearby coastal and wilderness attractions.
|
E940080
|
NE FINISHED |
How this triple was built (5 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: Seward Depot | Statement: [Coastal Classic, arrivesAt, Seward Depot]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seward Depot Context triple: [Coastal Classic, arrivesAt, Seward Depot]
-
A.
Fairbanks Depot
Fairbanks Depot is the northern terminus passenger rail station in Fairbanks, Alaska, serving as a key stop for Alaska Railroad services including the Denali Star.
-
B.
Interurban Depot
Interurban Depot is a historic former electric railway station in Canal Winchester, Ohio, that reflects the early 20th-century era of interurban transportation.
-
C.
Arlington Depot
Arlington Depot is a historic railroad station in Arlington, Tennessee, preserved as a landmark reflecting the town’s early transportation and commercial history.
-
D.
Kitami Depot
Kitami Depot is a railway maintenance and storage facility serving trains on the Odakyu Odawara Line in Japan.
-
E.
Yukon Depot
Yukon Depot is a railway facility that serves as a key station and logistical hub along the White Pass and Yukon Route in the Yukon region of northwestern Canada.
- 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: Seward Depot Triple: [Coastal Classic, arrivesAt, Seward Depot]
Generated description
Seward Depot is a historic railway station in Seward, Alaska, serving as a key terminus for Alaska Railroad passenger trains and a gateway to nearby coastal and wilderness attractions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Seward Depot Target entity description: Seward Depot is a historic railway station in Seward, Alaska, serving as a key terminus for Alaska Railroad passenger trains and a gateway to nearby coastal and wilderness attractions.
-
A.
Fairbanks Depot
Fairbanks Depot is the northern terminus passenger rail station in Fairbanks, Alaska, serving as a key stop for Alaska Railroad services including the Denali Star.
-
B.
Interurban Depot
Interurban Depot is a historic former electric railway station in Canal Winchester, Ohio, that reflects the early 20th-century era of interurban transportation.
-
C.
Arlington Depot
Arlington Depot is a historic railroad station in Arlington, Tennessee, preserved as a landmark reflecting the town’s early transportation and commercial history.
-
D.
Kitami Depot
Kitami Depot is a railway maintenance and storage facility serving trains on the Odakyu Odawara Line in Japan.
-
E.
Yukon Depot
Yukon Depot is a railway facility that serves as a key station and logistical hub along the White Pass and Yukon Route in the Yukon region of northwestern Canada.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: arrivesAt Context triple: [Coastal Classic, arrivesAt, Seward Depot]
-
A.
arrivalAt
chosen
Indicates the event or state of an entity reaching and being present at a specific destination or location.
-
B.
departureTime
Indicates the specific time at which an entity leaves or begins its departure from a location or state.
-
C.
dateOfDisembarkation
Indicates the specific date on which an individual or entity got off or was released from a vehicle, vessel, or mode of transport.
-
D.
arrivalTimePattern
Indicates a recurring or structured pattern in the times at which an entity arrives.
-
E.
estimatedArrivalInAustralia
Indicates the expected date and/or time when an entity is predicted to arrive in Australia.
- F. None of above.
Provenance (6 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_69d6aafa51148190ab84940694c00235 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8a25e90c08190b7fb73939a2be3d7 |
completed | April 10, 2026, 7:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ef137087248190bb6c196bc94eb0f6 |
completed | April 27, 2026, 7:42 a.m. |
| NEDg | Description generation | batch_69ef354b3b3c8190b1c91dbf9c705a7d |
completed | April 27, 2026, 10:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ef5170ce9881908f2ecf3d5ada809a |
completed | April 27, 2026, 12:07 p.m. |
| PD | Predicate disambiguation | batch_69d85dd94bdc819091fa2ed33eb31624 |
completed | April 10, 2026, 2:18 a.m. |
Created at: April 8, 2026, 9:39 p.m.