Triple

T2440199
Position Surface form Disambiguated ID Type / Status
Subject Link light rail E53254 entity
Predicate hasStation P35 FINISHED
Object Angle Lake Station
Angle Lake Station is an elevated Sound Transit Link light rail station in SeaTac, Washington, serving as the southern terminus of the 1 Line near Seattle–Tacoma International Airport.
E270947 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: Angle Lake Station | Statement: [Link light rail, hasStation, Angle Lake Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Angle Lake Station
Context triple: [Link light rail, hasStation, Angle Lake Station]
  • A. Clark/Lake station
    Clark/Lake station is a major Chicago 'L' transit hub in the Loop where multiple CTA lines intersect, providing extensive connections across the city.
  • B. Silver Lake station
    Silver Lake station is a stop on New Jersey's Newark Light Rail system serving the surrounding residential neighborhood.
  • C. Hillsdale station
    Hillsdale station is a Caltrain commuter rail stop in San Mateo, California, serving as a key transit hub for Peninsula commuters.
  • D. Dunellen station
    Dunellen station is a New Jersey Transit commuter rail stop in Dunellen, New Jersey, serving riders in and around Middlesex Borough on the Raritan Valley Line.
  • E. Harlem/Lake station
    Harlem/Lake station is the western terminal of the Chicago Transit Authority’s Green Line, located in the suburb of Oak Park, Illinois.
  • 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: Angle Lake Station
Triple: [Link light rail, hasStation, Angle Lake Station]
Generated description
Angle Lake Station is an elevated Sound Transit Link light rail station in SeaTac, Washington, serving as the southern terminus of the 1 Line near Seattle–Tacoma International Airport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Angle Lake Station
Target entity description: Angle Lake Station is an elevated Sound Transit Link light rail station in SeaTac, Washington, serving as the southern terminus of the 1 Line near Seattle–Tacoma International Airport.
  • A. Clark/Lake station
    Clark/Lake station is a major Chicago 'L' transit hub in the Loop where multiple CTA lines intersect, providing extensive connections across the city.
  • B. Silver Lake station
    Silver Lake station is a stop on New Jersey's Newark Light Rail system serving the surrounding residential neighborhood.
  • C. Hillsdale station
    Hillsdale station is a Caltrain commuter rail stop in San Mateo, California, serving as a key transit hub for Peninsula commuters.
  • D. Dunellen station
    Dunellen station is a New Jersey Transit commuter rail stop in Dunellen, New Jersey, serving riders in and around Middlesex Borough on the Raritan Valley Line.
  • E. Harlem/Lake station
    Harlem/Lake station is the western terminal of the Chicago Transit Authority’s Green Line, located in the suburb of Oak Park, Illinois.
  • 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_69ab495b6dac8190ac82661aa1452222 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abc9f7ba208190810f8ea115110375 completed March 7, 2026, 6:47 a.m.
NED1 Entity disambiguation (via context triple) batch_69af178a0f0c81909f6629f3fed76e2c completed March 9, 2026, 6:55 p.m.
NEDg Description generation batch_69af1ba6e1408190ac021c1c1d1c3b2e completed March 9, 2026, 7:12 p.m.
NED2 Entity disambiguation (via description) batch_69af1c53dbe481908f73e1fe8d61c32e completed March 9, 2026, 7:15 p.m.
Created at: March 6, 2026, 9:43 p.m.