Triple
T3010029
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heaton Park Metrolink stop |
E82193
|
entity |
| Predicate | openedAsMetrolinkStop |
P44638
|
FINISHED |
| Object | 1992 |
—
|
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: 1992 | Statement: [Heaton Park Metrolink stop, openedAsMetrolinkStop, 1992]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: openedAsMetrolinkStop Context triple: [Heaton Park Metrolink stop, openedAsMetrolinkStop, 1992]
-
A.
openedAsRailStop
Indicates that an entity began operation or was first established specifically as a railway stop.
-
B.
openedAsMBTAStation
Indicates that an entity began operation specifically as an MBTA station at a particular time.
-
C.
openedAsRedLineStation
Indicates that a station began operation specifically as part of the Red Line when it first opened.
-
D.
openedAsSubway
Indicates that a transportation facility or line originally began operation specifically as a subway service.
-
E.
openedOnNorthernLinePredecessor
Indicates that something was opened on a railway line that preceded and was later replaced by the Northern line.
- F. None of above. chosen
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_69ad8b1eb53481908c39bbcd1ec104b2 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad9a4ccbf08190a7580c9e758804d0 |
completed | March 8, 2026, 3:48 p.m. |
| PD | Predicate disambiguation | batch_69ad96180eb08190a524c5f458d41382 |
completed | March 8, 2026, 3:30 p.m. |
| PDg | Predicate description generation | batch_69ad97f6af3881909f4547967384114c |
completed | March 8, 2026, 3:38 p.m. |
Created at: March 8, 2026, 3 p.m.