Triple
T16793572
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Massachusetts Bay Outfall Tunnel |
E408173
|
entity |
| Predicate | endPoint |
P390
|
FINISHED |
| Object |
Massachusetts Bay offshore diffuser field
The Massachusetts Bay offshore diffuser field is a subsea array of discharge ports that disperses treated wastewater from the Massachusetts Bay Outfall Tunnel into the surrounding ocean to promote dilution and minimize environmental impact.
|
E1233246
|
NE FINISHED |
How this triple was built (4 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: Massachusetts Bay offshore diffuser field | Statement: [Massachusetts Bay Outfall Tunnel, endPoint, Massachusetts Bay offshore diffuser field]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Massachusetts Bay offshore diffuser field Context triple: [Massachusetts Bay Outfall Tunnel, endPoint, Massachusetts Bay offshore diffuser field]
-
A.
Woods Hole passage
Woods Hole passage is a narrow strait off the coast of Cape Cod in Massachusetts that serves as a key navigational channel between Buzzards Bay and Vineyard Sound.
-
B.
Stellwagen Bank
Stellwagen Bank is a shallow underwater plateau in the Gulf of Maine renowned as a rich marine habitat and premier whale-watching area within the Stellwagen Bank National Marine Sanctuary.
-
C.
Woods Hole Harbor
Woods Hole Harbor is a small, sheltered harbor in the village of Woods Hole on Cape Cod, known as a hub for marine research vessels and ferry service to the nearby islands.
-
D.
Nantucket Sound
Nantucket Sound is a shallow, island-fringed body of water off the southern coast of Massachusetts, known for its maritime history, beaches, and recreational boating.
-
E.
Cape Cod aquifer system
The Cape Cod aquifer system is a major groundwater resource underlying Cape Cod, Massachusetts, consisting of interconnected sand and gravel deposits that supply drinking water and sustain the region’s ponds, wetlands, and ecosystems.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Massachusetts Bay offshore diffuser field Triple: [Massachusetts Bay Outfall Tunnel, endPoint, Massachusetts Bay offshore diffuser field]
Generated description
The Massachusetts Bay offshore diffuser field is a subsea array of discharge ports that disperses treated wastewater from the Massachusetts Bay Outfall Tunnel into the surrounding ocean to promote dilution and minimize environmental impact.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Massachusetts Bay offshore diffuser field Target entity description: The Massachusetts Bay offshore diffuser field is a subsea array of discharge ports that disperses treated wastewater from the Massachusetts Bay Outfall Tunnel into the surrounding ocean to promote dilution and minimize environmental impact.
-
A.
Woods Hole passage
Woods Hole passage is a narrow strait off the coast of Cape Cod in Massachusetts that serves as a key navigational channel between Buzzards Bay and Vineyard Sound.
-
B.
Stellwagen Bank
Stellwagen Bank is a shallow underwater plateau in the Gulf of Maine renowned as a rich marine habitat and premier whale-watching area within the Stellwagen Bank National Marine Sanctuary.
-
C.
Woods Hole Harbor
Woods Hole Harbor is a small, sheltered harbor in the village of Woods Hole on Cape Cod, known as a hub for marine research vessels and ferry service to the nearby islands.
-
D.
Nantucket Sound
Nantucket Sound is a shallow, island-fringed body of water off the southern coast of Massachusetts, known for its maritime history, beaches, and recreational boating.
-
E.
Cape Cod aquifer system
The Cape Cod aquifer system is a major groundwater resource underlying Cape Cod, Massachusetts, consisting of interconnected sand and gravel deposits that supply drinking water and sustain the region’s ponds, wetlands, and ecosystems.
- 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_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. |
| NEDg | Description generation | batch_6a00ac1d18c08190969108e567d6eced |
completed | May 10, 2026, 4:02 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00acc658f881908db64ebfa5a86f84 |
completed | May 10, 2026, 4:05 p.m. |
Created at: April 10, 2026, 5:22 a.m.