Triple
T1971
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Belmont, Massachusetts |
E36
|
entity |
| Predicate | hasPark |
P105
|
FINISHED |
| Object |
Beaver Brook Reservation
Beaver Brook Reservation is a public park and nature reserve in Belmont, Massachusetts, known for its walking trails, waterfalls, and scenic woodland and wetland habitats.
|
E36
|
NE FINISHED |
How this triple was built (5 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: Beaver Brook Reservation | Statement: [Belmont, Massachusetts, hasPark, Beaver Brook Reservation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beaver Brook Reservation Context triple: [Belmont, Massachusetts, hasPark, Beaver Brook Reservation]
-
A.
Everett, Massachusetts, United States
Everett, Massachusetts, United States, is a small industrial city just north of Boston known historically for its manufacturing base and as the birthplace of influential engineer and science administrator Vannevar Bush.
-
B.
Belmont, Massachusetts, United States
Belmont, Massachusetts, United States, is a suburban town just west of Boston known for its affluent residential character and strong public schools.
-
C.
Cambridge, Massachusetts
Cambridge, Massachusetts is a historic and academically renowned city just outside Boston, best known for being home to world-leading universities and research institutions.
-
D.
Las Campanas Observatory
Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
-
E.
Massachusetts
Massachusetts is a U.S. state in New England known for its pivotal role in American history, prestigious universities, and major cultural and economic centers like Boston.
- 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: Beaver Brook Reservation Triple: [Belmont, Massachusetts, hasPark, Beaver Brook Reservation]
Generated description
Beaver Brook Reservation is a public park and nature reserve in Belmont, Massachusetts, known for its walking trails, waterfalls, and scenic woodland and wetland habitats.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Beaver Brook Reservation Target entity description: Beaver Brook Reservation is a public park and nature reserve in Belmont, Massachusetts, known for its walking trails, waterfalls, and scenic woodland and wetland habitats.
-
A.
Everett, Massachusetts, United States
Everett, Massachusetts, United States, is a small industrial city just north of Boston known historically for its manufacturing base and as the birthplace of influential engineer and science administrator Vannevar Bush.
-
B.
Belmont, Massachusetts, United States
chosen
Belmont, Massachusetts, United States, is a suburban town just west of Boston known for its affluent residential character and strong public schools.
-
C.
Cambridge, Massachusetts
Cambridge, Massachusetts is a historic and academically renowned city just outside Boston, best known for being home to world-leading universities and research institutions.
-
D.
Las Campanas Observatory
Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
-
E.
Massachusetts
Massachusetts is a U.S. state in New England known for its pivotal role in American history, prestigious universities, and major cultural and economic centers like Boston.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasPark Context triple: [Belmont, Massachusetts, hasPark, Beaver Brook Reservation]
-
A.
hasPart
Indicates that one entity is a component, segment, or constituent part of another entity.
-
B.
hasNotableFacility
chosen
Indicates that an entity possesses or hosts a facility that is of particular significance, prominence, or interest.
-
C.
hasMascot
Indicates that an entity is represented or symbolized by a particular mascot.
-
D.
hasSchool
Indicates that an entity possesses, is associated with, or is served by a particular school.
-
E.
hasRepresentationIn
Indicates that one entity is represented, depicted, or encoded within another entity, such as a concept, object, or data structure having a corresponding representation in a specific medium or context.
- F. None of above.
Provenance (6 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_69a22cde80848190b62c5f556b4d62ba |
completed | Feb. 27, 2026, 11:46 p.m. |
| NER | Named-entity recognition | batch_69a2316d88a08190b2e03041674b5674 |
completed | Feb. 28, 2026, 12:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a23296d6a881908dbf9acacf9fb94f |
completed | Feb. 28, 2026, 12:11 a.m. |
| NEDg | Description generation | batch_69a23385a92c81909dc72e5193d32d36 |
completed | Feb. 28, 2026, 12:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a234b8f2648190881fdeb4a864617f |
completed | Feb. 28, 2026, 12:20 a.m. |
| PD | Predicate disambiguation | batch_69a230c3ee4481908216244c38aa8aef |
completed | Feb. 28, 2026, 12:03 a.m. |
Created at: Feb. 27, 2026, 11:48 p.m.