Triple

T11347681
Position Surface form Disambiguated ID Type / Status
Subject MBTA commuter rail terminals E268761 entity
Predicate hasTerminal P182 FINISHED
Object Forge Park/495 station
Forge Park/495 station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail station in Franklin, Massachusetts that serves as the outer terminus of the Franklin/Foxboro Line.
E920136 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: Forge Park/495 station | Statement: [MBTA commuter rail terminals, hasTerminal, Forge Park/495 station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Forge Park/495 station
Context triple: [MBTA commuter rail terminals, hasTerminal, Forge Park/495 station]
  • A. Capitol Heights station
    Capitol Heights station is an elevated Washington Metro station in Prince George's County, Maryland, serving the Blue and Silver Lines near the D.C.–Maryland border.
  • B. Silver Line Way station
    Silver Line Way station is a bus rapid transit stop on Boston’s MBTA Silver Line located in the South Boston Waterfront district.
  • C. Rockville station
    Rockville station is a commuter rail and transit hub in Rockville, Maryland, served by MARC’s Brunswick Line and Washington Metro’s Red Line.
  • D. Adstone Parkway railway station
    Adstone Parkway railway station is a former rural stop in Northamptonshire, England, that once served the line between Birmingham New Street and Northampton.
  • E. U Street station
    U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
  • 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: Forge Park/495 station
Triple: [MBTA commuter rail terminals, hasTerminal, Forge Park/495 station]
Generated description
Forge Park/495 station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail station in Franklin, Massachusetts that serves as the outer terminus of the Franklin/Foxboro Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Forge Park/495 station
Target entity description: Forge Park/495 station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail station in Franklin, Massachusetts that serves as the outer terminus of the Franklin/Foxboro Line.
  • A. Capitol Heights station
    Capitol Heights station is an elevated Washington Metro station in Prince George's County, Maryland, serving the Blue and Silver Lines near the D.C.–Maryland border.
  • B. Silver Line Way station
    Silver Line Way station is a bus rapid transit stop on Boston’s MBTA Silver Line located in the South Boston Waterfront district.
  • C. Rockville station
    Rockville station is a commuter rail and transit hub in Rockville, Maryland, served by MARC’s Brunswick Line and Washington Metro’s Red Line.
  • D. Adstone Parkway railway station
    Adstone Parkway railway station is a former rural stop in Northamptonshire, England, that once served the line between Birmingham New Street and Northampton.
  • E. U Street station
    U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
  • 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_69d6aacbe18081909e5fadb50082dd96 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7ea214bb88190bb66f7fd3ef73081 completed April 9, 2026, 6:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5438d7b58819093cc1407fefe8ab5 completed April 19, 2026, 9:05 p.m.
NEDg Description generation batch_69e548bb7be4819093aeeaf0c048033e completed April 19, 2026, 9:27 p.m.
NED2 Entity disambiguation (via description) batch_69e54eeba4a88190af128a99c277853a completed April 19, 2026, 9:53 p.m.
Created at: April 8, 2026, 9:33 p.m.