Triple
T89963
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA bus network |
E1808
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object |
Watertown Square
Watertown Square is a major transit and commercial hub in Watertown, Massachusetts, functioning as a key connection point for multiple MBTA bus routes and local activity.
|
E34563
|
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: Watertown Square | Statement: [MBTA bus network, serves, Watertown Square]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Watertown Square Context triple: [MBTA bus network, serves, Watertown Square]
-
A.
Quincy Market
Quincy Market is a historic 19th-century marketplace in downtown Boston, now a popular destination for food, shopping, and tourism.
-
B.
Palmer Square
Palmer Square is a prominent mixed-use town square in downtown Princeton, New Jersey, known for its upscale shops, restaurants, offices, and public gathering spaces adjacent to Princeton University.
-
C.
Central Square
Central Square is a vibrant commercial and cultural district in Cambridge, Massachusetts, known for its diverse restaurants, nightlife, music venues, and arts scene.
-
D.
Porter Square
Porter Square is a bustling commercial and transit hub in northern Cambridge, Massachusetts, known for its shopping centers, restaurants, and MBTA Red Line and commuter rail station.
-
E.
Copley Square, Boston
Copley Square, Boston is a prominent public square in the Back Bay neighborhood known for its historic architecture, cultural institutions, and role as the traditional finish area of the Boston Marathon.
- 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: Watertown Square Triple: [MBTA bus network, serves, Watertown Square]
Generated description
Watertown Square is a major transit and commercial hub in Watertown, Massachusetts, functioning as a key connection point for multiple MBTA bus routes and local activity.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Watertown Square Target entity description: Watertown Square is a major transit and commercial hub in Watertown, Massachusetts, functioning as a key connection point for multiple MBTA bus routes and local activity.
-
A.
Quincy Market
Quincy Market is a historic 19th-century marketplace in downtown Boston, now a popular destination for food, shopping, and tourism.
-
B.
Palmer Square
Palmer Square is a prominent mixed-use town square in downtown Princeton, New Jersey, known for its upscale shops, restaurants, offices, and public gathering spaces adjacent to Princeton University.
-
C.
Central Square
Central Square is a vibrant commercial and cultural district in Cambridge, Massachusetts, known for its diverse restaurants, nightlife, music venues, and arts scene.
-
D.
Porter Square
Porter Square is a bustling commercial and transit hub in northern Cambridge, Massachusetts, known for its shopping centers, restaurants, and MBTA Red Line and commuter rail station.
-
E.
Copley Square, Boston
Copley Square, Boston is a prominent public square in the Back Bay neighborhood known for its historic architecture, cultural institutions, and role as the traditional finish area of the Boston Marathon.
- 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_69a24d1a97dc819094e6c021fe9b05a7 |
completed | Feb. 28, 2026, 2:04 a.m. |
| NER | Named-entity recognition | batch_69a383e3575c8190932dcdc25503d06e |
completed | March 1, 2026, 12:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a389a6c2b4819094e37228814942ad |
completed | March 1, 2026, 12:34 a.m. |
| NEDg | Description generation | batch_69a38a393ad48190a434adddaa680f5a |
completed | March 1, 2026, 12:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a38a8c01e48190ab8f66f17363fa65 |
completed | March 1, 2026, 12:38 a.m. |
Created at: Feb. 28, 2026, 2:07 a.m.