Triple
T15083467
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brunswick, Maine |
E360208
|
entity |
| Predicate | hasTransportation |
P105
|
FINISHED |
| Object |
Amtrak Downeaster station
The Amtrak Downeaster station in Brunswick, Maine, is a passenger rail stop that serves as the northern terminus of the Downeaster route connecting coastal Maine with Boston and other points in New England.
|
E1137057
|
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: Amtrak Downeaster station | Statement: [Brunswick, Maine, hasTransportation, Amtrak Downeaster station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amtrak Downeaster station Context triple: [Brunswick, Maine, hasTransportation, Amtrak Downeaster station]
-
A.
Amtrak Providence Station
Amtrak Providence Station is a major intercity and commuter rail hub in downtown Providence, Rhode Island, serving Amtrak’s Northeast Corridor and MBTA commuter rail services.
-
B.
Burlington station (Amtrak)
Burlington station (Amtrak) is a historic passenger rail station in Burlington, Iowa, serving Amtrak trains along the Mississippi River corridor.
-
C.
Holbrook/Randolph station
Holbrook/Randolph station is an MBTA Commuter Rail stop on the Middleborough/Lakeville Line serving the towns of Holbrook and Randolph in Massachusetts.
-
D.
Newburyport station
Newburyport station is a Massachusetts Bay Transportation Authority commuter rail station in Newburyport, Massachusetts, serving as the northern endpoint of the Newburyport/Rockport Line.
-
E.
Attleboro station
Attleboro station is a Massachusetts Bay Transportation Authority commuter rail station in Attleboro, Massachusetts, serving regional rail passengers between Boston and Providence.
- 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: Amtrak Downeaster station Triple: [Brunswick, Maine, hasTransportation, Amtrak Downeaster station]
Generated description
The Amtrak Downeaster station in Brunswick, Maine, is a passenger rail stop that serves as the northern terminus of the Downeaster route connecting coastal Maine with Boston and other points in New England.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Amtrak Downeaster station Target entity description: The Amtrak Downeaster station in Brunswick, Maine, is a passenger rail stop that serves as the northern terminus of the Downeaster route connecting coastal Maine with Boston and other points in New England.
-
A.
Amtrak Providence Station
Amtrak Providence Station is a major intercity and commuter rail hub in downtown Providence, Rhode Island, serving Amtrak’s Northeast Corridor and MBTA commuter rail services.
-
B.
Burlington station (Amtrak)
Burlington station (Amtrak) is a historic passenger rail station in Burlington, Iowa, serving Amtrak trains along the Mississippi River corridor.
-
C.
Holbrook/Randolph station
Holbrook/Randolph station is an MBTA Commuter Rail stop on the Middleborough/Lakeville Line serving the towns of Holbrook and Randolph in Massachusetts.
-
D.
Newburyport station
Newburyport station is a Massachusetts Bay Transportation Authority commuter rail station in Newburyport, Massachusetts, serving as the northern endpoint of the Newburyport/Rockport Line.
-
E.
Attleboro station
Attleboro station is a Massachusetts Bay Transportation Authority commuter rail station in Attleboro, Massachusetts, serving regional rail passengers between Boston and Providence.
- 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_69d85a035aa88190b52a139d3a1b7b6d |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e0027450a48190a84588b6aaf84ebf |
completed | April 15, 2026, 9:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69feae179a24819097019976707c93e1 |
completed | May 9, 2026, 3:46 a.m. |
| NEDg | Description generation | batch_69feb074bc9c8190a080bb57bb1844be |
completed | May 9, 2026, 3:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69feb0c2af8081909e845bb8c9f9cdc7 |
completed | May 9, 2026, 3:57 a.m. |
Created at: April 10, 2026, 3:03 a.m.