Triple
T15980682
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | exo commuter rail network |
E387562
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object |
AMT commuter rail network
The AMT commuter rail network was the former name of Greater Montreal’s regional passenger rail system, now operated under the Exo brand.
|
E1188608
|
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: AMT commuter rail network | Statement: [exo commuter rail network, formerName, AMT commuter rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: AMT commuter rail network Context triple: [exo commuter rail network, formerName, AMT commuter rail network]
-
A.
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.
-
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.
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.
-
D.
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.
-
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: AMT commuter rail network Triple: [exo commuter rail network, formerName, AMT commuter rail network]
Generated description
The AMT commuter rail network was the former name of Greater Montreal’s regional passenger rail system, now operated under the Exo brand.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: AMT commuter rail network Target entity description: The AMT commuter rail network was the former name of Greater Montreal’s regional passenger rail system, now operated under the Exo brand.
-
A.
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.
-
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.
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.
-
D.
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.
-
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_69d86da94ccc819083d187f5dc6a123e |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e15754e8648190a93b73184db089a7 |
completed | April 16, 2026, 9:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffc3cb0ed48190b35c19f3961f183b |
completed | May 9, 2026, 11:31 p.m. |
| NEDg | Description generation | batch_69ffc5f664148190a1f400c28d31cafe |
completed | May 9, 2026, 11:40 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ffc6f9b4f4819092600165241377f6 |
completed | May 9, 2026, 11:44 p.m. |
Created at: April 10, 2026, 4:54 a.m.