Triple
T8086710
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Prospect Park |
E188750
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Boathouse on Prospect Park Lake |
E486271
|
NE 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: Boathouse on Prospect Park Lake | Statement: [Prospect Park, contains, Boathouse on Prospect Park Lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boathouse on Prospect Park Lake Context triple: [Prospect Park, contains, Boathouse on Prospect Park Lake]
-
A.
Prospect Park Boathouse
chosen
Prospect Park Boathouse is a historic Beaux-Arts lakeside pavilion in Brooklyn’s Prospect Park, now used as a nature education and event center.
-
B.
Newell Boathouse
Newell Boathouse is Harvard University's historic rowing facility on the Charles River that serves as the primary home for the Harvard Crimson men's crew program.
-
C.
Boathouse on the Lullwater
Boathouse on the Lullwater is a historic, Beaux-Arts style waterfront pavilion in Brooklyn’s Prospect Park that serves as a scenic landmark and event space overlooking the Lullwater.
-
D.
The Pool (Central Park)
The Pool in Central Park is a serene, tree-lined pond on the park’s northwest side, known for its reflective waters, picturesque footbridges, and abundant birdlife.
-
E.
Prospect Park waterfront
The Prospect Park waterfront is a scenic area in Brooklyn’s Prospect Park featuring lakeside paths, historic structures, and recreational spaces along the park’s shoreline.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69ca82b662e88190b9323daab8c28a21 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb4160e4748190ae63624a2a03d09f |
completed | March 31, 2026, 3:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc6406395c8190ad8db69c878ce9b8 |
completed | April 1, 2026, 12:17 a.m. |
Created at: March 30, 2026, 5:29 p.m.