Triple

T15785217
Position Surface form Disambiguated ID Type / Status
Subject 17th Street/Santa Monica College station E382720 entity
Predicate lineColor P60 FINISHED
Object E Line is light rail with aqua color on maps
E Line is a Los Angeles Metro Rail light rail service identified by an aqua color on transit maps.
 E1176566 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: E Line is light rail with aqua color on maps | Statement: [17th Street/Santa Monica College station, lineColor, E Line is light rail with aqua color on maps]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: E Line is light rail with aqua color on maps
Context triple: [17th Street/Santa Monica College station, lineColor, E Line is light rail with aqua color on maps]
  • A. Blue Line is colored blue
    Blue Line is colored blue is a subway line in Boston’s public transit system, commonly identified by its blue color on maps and signage.
  • B. Red Line is colored red
    Red Line is colored red is the red-designated route of Boston’s subway system, commonly known as the MBTA Red Line.
  • C. Green Line is colored green
    The Green Line is one of Boston’s MBTA subway routes, known for serving key central and western neighborhoods and being designated by the color green on transit maps.
  • D. Line 4 – blue
    Line 4 – blue is a major line of the Santiago Metro system in Chile, serving key residential and commercial areas in the city.
  • E. Green line
    The Green line is one of the main color-coded routes in the Stockholm metro system, serving numerous central and suburban stations across the city.
  • 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: E Line is light rail with aqua color on maps
Triple: [17th Street/Santa Monica College station, lineColor, E Line is light rail with aqua color on maps]
Generated description
E Line is a Los Angeles Metro Rail light rail service identified by an aqua color on transit maps.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: E Line is light rail with aqua color on maps
Target entity description: E Line is a Los Angeles Metro Rail light rail service identified by an aqua color on transit maps.
  • A. Blue Line is colored blue
    Blue Line is colored blue is a subway line in Boston’s public transit system, commonly identified by its blue color on maps and signage.
  • B. Red Line is colored red
    Red Line is colored red is the red-designated route of Boston’s subway system, commonly known as the MBTA Red Line.
  • C. Green Line is colored green
    The Green Line is one of Boston’s MBTA subway routes, known for serving key central and western neighborhoods and being designated by the color green on transit maps.
  • D. Line 4 – blue
    Line 4 – blue is a major line of the Santiago Metro system in Chile, serving key residential and commercial areas in the city.
  • E. Green line
    The Green line is one of the main color-coded routes in the Stockholm metro system, serving numerous central and suburban stations across the city.
  • 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_69d86da16e188190b89af699f1ed0bfe completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e05401c4788190a31c180953433db9 completed April 16, 2026, 3:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff90a4661481909d04bcb9f5043a6b completed May 9, 2026, 7:53 p.m.
NEDg Description generation batch_69ff935867d08190955c2d665a761a5e completed May 9, 2026, 8:04 p.m.
NED2 Entity disambiguation (via description) batch_69ff93fc19048190981d8e44ee5222f7 completed May 9, 2026, 8:07 p.m.
Created at: April 10, 2026, 4:48 a.m.