Triple
T3752944
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wakefield, Massachusetts |
E81374
|
entity |
| Predicate | hasCommuterRailStation |
P105
|
FINISHED |
| Object |
Greenwood station
Greenwood station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Greenwood neighborhood of Wakefield, Massachusetts.
|
E385456
|
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: Greenwood station | Statement: [Wakefield, Massachusetts, hasCommuterRailStation, Greenwood station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Greenwood station Context triple: [Wakefield, Massachusetts, hasCommuterRailStation, Greenwood station]
-
A.
Shady Grove station
Shady Grove station is a Washington Metro station in Maryland that serves as the northwestern terminus of the system’s Red Line.
-
B.
Winfield station
Winfield station is a commuter rail stop in Winfield, Illinois, served by Metra’s Union Pacific West Line in the Chicago metropolitan area.
-
C.
Ridgeland station
Ridgeland station is an elevated Chicago Transit Authority 'L' stop on the Green Line located in the suburb of Oak Park, Illinois.
-
D.
Sanford station
Sanford station is the Florida terminus of Amtrak’s Auto Train service, where passengers and their vehicles embark and disembark for the rail journey to and from Virginia.
-
E.
Savannah station
Savannah station is a passenger rail station in Savannah, Georgia, serving as a key stop and terminus for Amtrak services in the southeastern United States.
- 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: Greenwood station Triple: [Wakefield, Massachusetts, hasCommuterRailStation, Greenwood station]
Generated description
Greenwood station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Greenwood neighborhood of Wakefield, Massachusetts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Greenwood station Target entity description: Greenwood station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Greenwood neighborhood of Wakefield, Massachusetts.
-
A.
Shady Grove station
Shady Grove station is a Washington Metro station in Maryland that serves as the northwestern terminus of the system’s Red Line.
-
B.
Winfield station
Winfield station is a commuter rail stop in Winfield, Illinois, served by Metra’s Union Pacific West Line in the Chicago metropolitan area.
-
C.
Ridgeland station
Ridgeland station is an elevated Chicago Transit Authority 'L' stop on the Green Line located in the suburb of Oak Park, Illinois.
-
D.
Sanford station
Sanford station is the Florida terminus of Amtrak’s Auto Train service, where passengers and their vehicles embark and disembark for the rail journey to and from Virginia.
-
E.
Savannah station
Savannah station is a passenger rail station in Savannah, Georgia, serving as a key stop and terminus for Amtrak services in the southeastern United States.
- 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_69ad8b19b7b08190a6188804e99c53e9 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adcb9340e0819083215989718b4598 |
completed | March 8, 2026, 7:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4e5044f3c8190969828966b37e729 |
completed | March 14, 2026, 4:33 a.m. |
| NEDg | Description generation | batch_69b4e587f8588190bf3a1c744433619b |
completed | March 14, 2026, 4:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4e61dc8bc81909b683e54cd4ca2f6 |
completed | March 14, 2026, 4:37 a.m. |
Created at: March 8, 2026, 3:35 p.m.