Triple

T1354853
Position Surface form Disambiguated ID Type / Status
Subject Chestnut Hill West Line E28964 entity
Predicate connectsStation P845 FINISHED
Object Upsal station
Upsal station is a SEPTA Regional Rail stop in the Mount Airy neighborhood of Philadelphia, Pennsylvania, serving passengers on the Chestnut Hill West Line.
E156138 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: Upsal station | Statement: [Chestnut Hill West Line, connectsStation, Upsal station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Upsal station
Context triple: [Chestnut Hill West Line, connectsStation, Upsal station]
  • A. Majorstuen station
    Majorstuen station is a key interchange on the Oslo Metro where multiple lines converge, serving as a major transit hub in the western part of the city.
  • B. Huddinge railway station
    Huddinge railway station is a commuter rail station in the southern suburbs of Stockholm, Sweden, serving as a local transit hub within Huddinge Municipality.
  • C. Upplands Väsby station
    Upplands Väsby station is a railway station in the town of Upplands Väsby, north of Stockholm, serving both commuter and regional train services.
  • D. Västerhaninge station
    Västerhaninge station is a commuter rail station in the locality of Västerhaninge, serving as part of the Stockholm commuter rail network in Haninge Municipality, Sweden.
  • E. Stäket station
    Stäket station is a local railway stop serving the Stäket area within Järfälla Municipality in the Stockholm region of Sweden.
  • 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: Upsal station
Triple: [Chestnut Hill West Line, connectsStation, Upsal station]
Generated description
Upsal station is a SEPTA Regional Rail stop in the Mount Airy neighborhood of Philadelphia, Pennsylvania, serving passengers on the Chestnut Hill West Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Upsal station
Target entity description: Upsal station is a SEPTA Regional Rail stop in the Mount Airy neighborhood of Philadelphia, Pennsylvania, serving passengers on the Chestnut Hill West Line.
  • A. Majorstuen station
    Majorstuen station is a key interchange on the Oslo Metro where multiple lines converge, serving as a major transit hub in the western part of the city.
  • B. Huddinge railway station
    Huddinge railway station is a commuter rail station in the southern suburbs of Stockholm, Sweden, serving as a local transit hub within Huddinge Municipality.
  • C. Upplands Väsby station
    Upplands Väsby station is a railway station in the town of Upplands Väsby, north of Stockholm, serving both commuter and regional train services.
  • D. Västerhaninge station
    Västerhaninge station is a commuter rail station in the locality of Västerhaninge, serving as part of the Stockholm commuter rail network in Haninge Municipality, Sweden.
  • E. Stäket station
    Stäket station is a local railway stop serving the Stäket area within Järfälla Municipality in the Stockholm region of Sweden.
  • 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_69a498571d248190a0ac9eb02d97097f completed March 1, 2026, 7:49 p.m.
NER Named-entity recognition batch_69a4c28afc848190925d8b2f9aeac12d completed March 1, 2026, 10:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69acce6bf6188190a0e1c8acd16b8088 completed March 8, 2026, 1:18 a.m.
NEDg Description generation batch_69accf47541481909f2032cdf8e4272b completed March 8, 2026, 1:22 a.m.
NED2 Entity disambiguation (via description) batch_69accff8af488190a7580cf7c02ceed9 completed March 8, 2026, 1:25 a.m.
Created at: March 1, 2026, 7:56 p.m.