Triple

T11347680
Position Surface form Disambiguated ID Type / Status
Subject MBTA commuter rail terminals E268761 entity
Predicate hasTerminal P182 FINISHED
Object Franklin/Dean College station
Franklin/Dean College station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail station in Franklin, Massachusetts that serves as a key stop for riders traveling between the town, Dean College, and Boston.
E920135 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/Dean College station | Statement: [MBTA commuter rail terminals, hasTerminal, Franklin/Dean College station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Franklin/Dean College station
Context triple: [MBTA commuter rail terminals, hasTerminal, Franklin/Dean College station]
  • A. Deerfield station
    Deerfield station is a commuter rail station in Deerfield, Illinois, serving as a stop on Metra's Milwaukee District North Line in the Chicago metropolitan area.
  • B. Madison/Wells station
    Madison/Wells station was a former elevated rapid transit stop on Chicago’s Loop ‘L’ that once served trains on the city’s downtown circuit.
  • C. Madison station
    Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
  • D. Grafton station
    Grafton station is a commuter rail stop in Grafton, Massachusetts, served by the MBTA’s Framingham/Worcester Line and providing access to the Greater Boston area.
  • E. Hillsdale station
    Hillsdale station is a Caltrain commuter rail stop in San Mateo, California, serving as a key transit hub for Peninsula commuters.
  • 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/Dean College station
Triple: [MBTA commuter rail terminals, hasTerminal, Franklin/Dean College station]
Generated description
Franklin/Dean College station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail station in Franklin, Massachusetts that serves as a key stop for riders traveling between the town, Dean College, and Boston.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Franklin/Dean College station
Target entity description: Franklin/Dean College station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail station in Franklin, Massachusetts that serves as a key stop for riders traveling between the town, Dean College, and Boston.
  • A. Deerfield station
    Deerfield station is a commuter rail station in Deerfield, Illinois, serving as a stop on Metra's Milwaukee District North Line in the Chicago metropolitan area.
  • B. Madison/Wells station
    Madison/Wells station was a former elevated rapid transit stop on Chicago’s Loop ‘L’ that once served trains on the city’s downtown circuit.
  • C. Madison station
    Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
  • D. Grafton station
    Grafton station is a commuter rail stop in Grafton, Massachusetts, served by the MBTA’s Framingham/Worcester Line and providing access to the Greater Boston area.
  • E. Hillsdale station
    Hillsdale station is a Caltrain commuter rail stop in San Mateo, California, serving as a key transit hub for Peninsula commuters.
  • 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.