Triple
T7241335
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leverett Pond |
E155362
|
entity |
| Predicate | partOfChainOfParks |
P75962
|
FINISHED |
| Object | Back Bay Fens |
E13098
|
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: Back Bay Fens | Statement: [Leverett Pond, partOfChainOfParks, Back Bay Fens]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Back Bay Fens Context triple: [Leverett Pond, partOfChainOfParks, Back Bay Fens]
-
A.
Back Bay Fens
chosen
Back Bay Fens is a historic urban park and restored salt marsh in Boston, Massachusetts, known for its scenic waterways, walking paths, and role as part of the city’s Emerald Necklace park system.
-
B.
Belle Isle Marsh Reservation
Belle Isle Marsh Reservation is a protected urban salt marsh and wildlife sanctuary in East Boston, Massachusetts, known for its birdwatching, walking trails, and coastal wetlands habitat.
-
C.
Avon River parklands
Avon River parklands are scenic riverside green spaces in Stratford, Ontario, known for their walking paths, gardens, and proximity to cultural attractions like the Stratford Festival Theatre.
-
D.
Charles River Reservation
Charles River Reservation is a linear state park in Massachusetts that preserves and provides recreational access to the scenic banks and basin of the Charles River.
-
E.
Alewife Brook Reservation
Alewife Brook Reservation is an urban nature preserve and wetland park in Cambridge, Massachusetts, offering trails, wildlife habitat, and floodplain protection within the Boston metropolitan area.
- 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: partOfChainOfParks Context triple: [Leverett Pond, partOfChainOfParks, Back Bay Fens]
-
A.
countyParkOrArea
Indicates that a location is designated as a county-level park or recreational area under the jurisdiction of a county authority.
-
B.
hasRegionalPark
Indicates that a place or administrative area contains or is served by a designated regional park.
-
C.
parkUnit
Indicates that one entity is a designated unit, component, or subdivision within a larger park or park system.
-
D.
hasCountryPark
Indicates that a place or administrative area contains or is associated with a designated country park.
-
E.
hasParks
Indicates that one entity possesses, contains, or is associated with one or more parks.
- F. None of above. chosen
Provenance (5 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_69c688143bfc81908d4176617735e601 |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6ea552a688190a00f5d0ad982f787 |
completed | March 27, 2026, 8:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7cc4292c881909ca7b140a83ed53d |
completed | March 28, 2026, 12:40 p.m. |
| PD | Predicate disambiguation | batch_69c6e7644648819096a5e2de5d0dbe97 |
completed | March 27, 2026, 8:24 p.m. |
| PDg | Predicate description generation | batch_69c6ea539f5c81908001524149903559 |
completed | March 27, 2026, 8:36 p.m. |
Created at: March 27, 2026, 2:55 p.m.