Triple

T4903706
Position Surface form Disambiguated ID Type / Status
Subject Mt. Lebanon E109863 entity
Predicate hasLightRailStation P726 FINISHED
Object Dormont Junction station
Dormont Junction station is a light rail stop in the Pittsburgh Regional Transit network serving the suburban communities of Dormont and nearby Mt. Lebanon, Pennsylvania.
 E478762 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: Dormont Junction station | Statement: [Mt. Lebanon, hasLightRailStation, Dormont Junction station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dormont Junction station
Context triple: [Mt. Lebanon, hasLightRailStation, Dormont Junction station]
  • A. Wayne Junction station
    Wayne Junction station is a major SEPTA regional rail hub in Philadelphia, Pennsylvania, serving multiple commuter lines and providing key connections within the city's transit network.
  • B. Dorsey station
    Dorsey station is a commuter rail stop in Maryland served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • C. Walnut Hill/Denton station
    Walnut Hill/Denton station is a Dallas Area Rapid Transit (DART) light rail stop in Dallas, Texas, serving the Green Line and providing access to nearby residential and commercial areas.
  • D. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • E. Walnut–Locust station
    Walnut–Locust station is an underground rapid transit stop in Center City Philadelphia serving passengers on SEPTA’s Broad Street Line.
  • 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: Dormont Junction station
Triple: [Mt. Lebanon, hasLightRailStation, Dormont Junction station]
Generated description
Dormont Junction station is a light rail stop in the Pittsburgh Regional Transit network serving the suburban communities of Dormont and nearby Mt. Lebanon, Pennsylvania.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dormont Junction station
Target entity description: Dormont Junction station is a light rail stop in the Pittsburgh Regional Transit network serving the suburban communities of Dormont and nearby Mt. Lebanon, Pennsylvania.
  • A. Wayne Junction station
    Wayne Junction station is a major SEPTA regional rail hub in Philadelphia, Pennsylvania, serving multiple commuter lines and providing key connections within the city's transit network.
  • B. Dorsey station
    Dorsey station is a commuter rail stop in Maryland served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • C. Walnut Hill/Denton station
    Walnut Hill/Denton station is a Dallas Area Rapid Transit (DART) light rail stop in Dallas, Texas, serving the Green Line and providing access to nearby residential and commercial areas.
  • D. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • E. Walnut–Locust station
    Walnut–Locust station is an underground rapid transit stop in Center City Philadelphia serving passengers on SEPTA’s Broad Street Line.
  • 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_69bd441180708190ba42ffb44fea533a completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6e6fdeac81909092f51ae40ad20e completed March 20, 2026, 3:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69be6fd6ce008190ae7897bc58a2e786 completed March 21, 2026, 10:15 a.m.
NEDg Description generation batch_69be70752384819088ce3b6d00dd166a completed March 21, 2026, 10:18 a.m.
NED2 Entity disambiguation (via description) batch_69be7126d1648190b3b0aa89891f02df completed March 21, 2026, 10:21 a.m.
Created at: March 20, 2026, 1:29 p.m.