Triple
T16793570
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Massachusetts Bay Outfall Tunnel |
E408173
|
entity |
| Predicate | startPoint |
P389
|
FINISHED |
| Object | Deer Island Waste Water Treatment Plant |
E86978
|
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: Deer Island Waste Water Treatment Plant | Statement: [Massachusetts Bay Outfall Tunnel, startPoint, Deer Island Waste Water Treatment Plant]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Deer Island Waste Water Treatment Plant Context triple: [Massachusetts Bay Outfall Tunnel, startPoint, Deer Island Waste Water Treatment Plant]
-
A.
Deer Island Wastewater Treatment Plant
chosen
Deer Island Wastewater Treatment Plant is a major sewage treatment facility in Boston Harbor that serves the Greater Boston area and plays a key role in improving the region’s water quality.
-
B.
Bowery Bay Wastewater Treatment Plant
Bowery Bay Wastewater Treatment Plant is a New York City wastewater treatment facility that processes sewage and helps protect water quality in the Bowery Bay and East River area of Queens.
-
C.
North River Wastewater Treatment Plant
North River Wastewater Treatment Plant is a major sewage treatment facility in Manhattan, New York City, known for having the large Riverbank State Park constructed on its rooftop.
-
D.
Blue Plains Advanced Wastewater Treatment Plant
The Blue Plains Advanced Wastewater Treatment Plant is a major wastewater treatment facility in Washington, D.C., recognized as one of the largest and most advanced of its kind in the world.
-
E.
Nut Island sewage treatment facility
Nut Island sewage treatment facility is a wastewater treatment plant in Quincy, Massachusetts, that serves as a key component of the Boston area's sewage management system.
- 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_69d88393905081908d00a86b99996ac8 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3b2a7817c8190a53d0cfb5ef66a71 |
completed | April 18, 2026, 4:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00ab0e1e9c8190bb2ef0825b25f6e5 |
completed | May 10, 2026, 3:58 p.m. |
Created at: April 10, 2026, 5:22 a.m.