Triple

T8508302
Position Surface form Disambiguated ID Type / Status
Subject Inland Empire–Orange County Line E201389 entity
Predicate routeNumber P1864 FINISHED
Object IEOC
IEOC is a Metrolink commuter rail service connecting California’s Inland Empire region with Orange County and coastal destinations.
 E739502 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: IEOC | Statement: [Inland Empire–Orange County Line, routeNumber, IEOC]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: IEOC
Context triple: [Inland Empire–Orange County Line, routeNumber, IEOC]
  • A. IOE
    IOE is the University College London Institute of Education, a leading centre for research and teaching in education and social science.
  • B. IOE
    IOE is the Independent Office of Evaluation of the International Fund for Agricultural Development, responsible for assessing the effectiveness and impact of IFAD’s strategies and operations.
  • C. IBCAO
    IBCAO is a comprehensive mapping project that provides detailed bathymetric charts of the Arctic Ocean seafloor.
  • D. OIAA
    OIAA is the governing body responsible for operating and managing Ottawa Macdonald–Cartier International Airport in Ottawa, Canada.
  • E. OIA
    OIA is a common acronym for an Office of International Affairs, typically a governmental or institutional body that manages international relations, partnerships, and global programs.
  • 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: IEOC
Triple: [Inland Empire–Orange County Line, routeNumber, IEOC]
Generated description
IEOC is a Metrolink commuter rail service connecting California’s Inland Empire region with Orange County and coastal destinations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: IEOC
Target entity description: IEOC is a Metrolink commuter rail service connecting California’s Inland Empire region with Orange County and coastal destinations.
  • A. IOE
    IOE is the University College London Institute of Education, a leading centre for research and teaching in education and social science.
  • B. IOE
    IOE is the Independent Office of Evaluation of the International Fund for Agricultural Development, responsible for assessing the effectiveness and impact of IFAD’s strategies and operations.
  • C. IBCAO
    IBCAO is a comprehensive mapping project that provides detailed bathymetric charts of the Arctic Ocean seafloor.
  • D. OIAA
    OIAA is the governing body responsible for operating and managing Ottawa Macdonald–Cartier International Airport in Ottawa, Canada.
  • E. OIA
    OIA is a common acronym for an Office of International Affairs, typically a governmental or institutional body that manages international relations, partnerships, and global programs.
  • 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_69ca8320e5748190ac2c585a0bba8193 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe5df74e8819086b1445cc907e371 completed March 31, 2026, 3:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce4e37b0548190908632fd167efac1 completed April 2, 2026, 11:08 a.m.
NEDg Description generation batch_69ce5245c69c8190a2cd9a23954872e5 completed April 2, 2026, 11:25 a.m.
NED2 Entity disambiguation (via description) batch_69ce52d5c264819098e20971a8093acf completed April 2, 2026, 11:28 a.m.
Created at: March 30, 2026, 6:15 p.m.