Triple
T13121348
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hyde Park station |
E311727
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object |
Franklin Line commuter rail service
The Franklin Line commuter rail service is a Massachusetts Bay Transportation Authority (MBTA) commuter rail route connecting Boston with southwestern suburbs and towns in Norfolk County.
|
E1022867
|
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: Franklin Line commuter rail service | Statement: [Hyde Park station, hasService, Franklin Line commuter rail service]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Franklin Line commuter rail service Context triple: [Hyde Park station, hasService, Franklin Line commuter rail service]
-
A.
Mitre Line commuter rail
The Mitre Line commuter rail is a major suburban railway service in Buenos Aires that connects the city with several northern metropolitan areas.
-
B.
MARC commuter rail
MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
-
C.
Northstar commuter rail
Northstar commuter rail is a commuter train service in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with northern suburbs and exurban communities.
-
D.
G Line commuter rail
The G Line commuter rail is a Regional Transportation District (RTD) rail line in the Denver metropolitan area that connects Union Station in downtown Denver with western suburbs including Arvada and Wheat Ridge.
-
E.
TRE commuter rail
TRE commuter rail is a regional passenger rail service connecting Dallas and Fort Worth, Texas, providing commuter transportation across the Dallas–Fort Worth metropolitan area.
- 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: Franklin Line commuter rail service Triple: [Hyde Park station, hasService, Franklin Line commuter rail service]
Generated description
The Franklin Line commuter rail service is a Massachusetts Bay Transportation Authority (MBTA) commuter rail route connecting Boston with southwestern suburbs and towns in Norfolk County.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Franklin Line commuter rail service Target entity description: The Franklin Line commuter rail service is a Massachusetts Bay Transportation Authority (MBTA) commuter rail route connecting Boston with southwestern suburbs and towns in Norfolk County.
-
A.
Mitre Line commuter rail
The Mitre Line commuter rail is a major suburban railway service in Buenos Aires that connects the city with several northern metropolitan areas.
-
B.
MARC commuter rail
MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
-
C.
Northstar commuter rail
Northstar commuter rail is a commuter train service in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with northern suburbs and exurban communities.
-
D.
G Line commuter rail
The G Line commuter rail is a Regional Transportation District (RTD) rail line in the Denver metropolitan area that connects Union Station in downtown Denver with western suburbs including Arvada and Wheat Ridge.
-
E.
TRE commuter rail
TRE commuter rail is a regional passenger rail service connecting Dallas and Fort Worth, Texas, providing commuter transportation across the Dallas–Fort Worth metropolitan area.
- 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_69d806a9fe888190b081e2d9ea665d6c |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98196e69081909111407ee3d9f08e |
completed | April 10, 2026, 11:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6e286de608190bf46af2eb656bb79 |
completed | May 3, 2026, 5:52 a.m. |
| NEDg | Description generation | batch_69f6e42cd5408190b687dfae73e2a720 |
completed | May 3, 2026, 5:59 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6e5293ee481908d9a90266ac5c3e6 |
completed | May 3, 2026, 6:03 a.m. |
Created at: April 9, 2026, 9:06 p.m.