Triple
T18560610
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Commuter Rail station |
E453628
|
entity |
| Predicate | primaryCityServed |
P82
|
FINISHED |
| Object |
Boston
Boston is the capital and largest city of Massachusetts, known for its pivotal role in American history, prestigious universities, and vibrant cultural and economic life.
|
E906091
|
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: Boston | Statement: [MBTA Commuter Rail station, primaryCityServed, Boston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston Context triple: [MBTA Commuter Rail station, primaryCityServed, Boston]
-
A.
Boston
Boston is a historic market town and port in Lincolnshire, England, known for its medieval church St Botolph's ("The Stump") and its role in early English Puritan emigration to America.
-
B.
Boston
Boston is a historic market town and port in Lincolnshire, England, known for its medieval church St Botolph's ("The Stump") and its role in the origins of the Pilgrim Fathers.
-
C.
Boston
Boston is a historic market and port town in Lincolnshire, England, known for its medieval church St Botolph's ("The Stump") and its role in early Puritan emigration to America.
-
D.
Boston
Boston is a World War II-era American light bomber aircraft, also known as the Douglas A-20 Havoc, used extensively by Allied air forces.
-
E.
Boston
Boston is a coastal municipality in the province of Davao Oriental on the island of Mindanao in the Philippines.
- 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: Boston Triple: [MBTA Commuter Rail station, primaryCityServed, Boston]
Generated description
Boston is the capital and largest city of Massachusetts, known for its pivotal role in American history, prestigious universities, and vibrant cultural and economic life.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Boston Target entity description: Boston is the capital and largest city of Massachusetts, known for its pivotal role in American history, prestigious universities, and vibrant cultural and economic life.
-
A.
Boston
chosen
Boston is a historic coastal city in Massachusetts known for its leading universities, financial and biotech industries, and pivotal role in American history.
-
B.
Boston
Boston is a historic market town and port in Lincolnshire, England, known for its medieval church St Botolph's ("The Stump") and its role in the origins of the Pilgrim Fathers.
-
C.
Boston
Boston is a historic market and port town in Lincolnshire, England, known for its medieval church St Botolph's ("The Stump") and its role in early Puritan emigration to America.
-
D.
Boston
Boston is a historic market town and port in Lincolnshire, England, known for its medieval church St Botolph's ("The Stump") and its role in early English Puritan emigration to America.
-
E.
Boston
Boston is a small town located in Wayne County, Indiana, in the United States.
- F. None of above.
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_69d8d388b0c881908e610a1c45b52640 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e538098a148190b0fc7098ce3c62fd |
completed | April 19, 2026, 8:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0517066d4c81909ef61e012da04ec7 |
completed | May 14, 2026, 12:27 a.m. |
| NEDg | Description generation | batch_6a05186eb5588190abac960d598cbeff |
completed | May 14, 2026, 12:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0518cf33f08190b0c8ef4fdaa8d9e1 |
completed | May 14, 2026, 12:35 a.m. |
Created at: April 10, 2026, 11:42 a.m.