Triple
T30827072
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chambers Covered Bridge |
E785099
|
entity |
| Predicate | railServiceEndDate |
P27833
|
FINISHED |
| Object | early 1950s |
—
|
LITERAL 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: early 1950s | Statement: [Chambers Covered Bridge, railServiceEndDate, early 1950s]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railServiceEndDate Context triple: [Chambers Covered Bridge, railServiceEndDate, early 1950s]
-
A.
railServiceEnded
chosen
Indicates that a previously operating rail service has been discontinued or terminated.
-
B.
railwayStationClosureDate
Indicates the date on which a railway station was officially closed to service or operations.
-
C.
cityServedUntil
Indicates the city that was served by an entity (such as a service, route, or facility) up to a specified end time or date.
-
D.
yearWithdrawnFromRegularFreightService
Indicates the year in which something was taken out of regular freight service operations.
-
E.
decommissioningEndDate
Indicates the date on which a decommissioning process or status for something is completed or officially ends.
- F. None of above.
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_69f224b6642481909e8d701de2cd1a53 |
completed | April 29, 2026, 3:33 p.m. |
| NER | Named-entity recognition | batch_69f690f72a188190a10fc7c5d88d803b |
completed | May 3, 2026, 12:04 a.m. |
| PD | Predicate disambiguation | batch_69f68b7d2794819092fef8a63f4f3de8 |
completed | May 2, 2026, 11:40 p.m. |
Created at: April 29, 2026, 8:44 p.m.