Triple

T8443896
Position Surface form Disambiguated ID Type / Status
Subject Parkmerced E199620 entity
Predicate borderedBy P224 FINISHED
Object Lake Merced Boulevard
Lake Merced Boulevard is a major thoroughfare in southwestern San Francisco that runs along Lake Merced and serves residential neighborhoods and nearby recreational areas.
 E734578 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: Lake Merced Boulevard | Statement: [Parkmerced, borderedBy, Lake Merced Boulevard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lake Merced Boulevard
Context triple: [Parkmerced, borderedBy, Lake Merced Boulevard]
  • A. Cabrillo Boulevard
    Cabrillo Boulevard is a major scenic waterfront roadway in Santa Barbara, California, lined with beaches, parks, and coastal attractions.
  • B. San Fernando Mission Boulevard
    San Fernando Mission Boulevard is a major thoroughfare in the Mission Hills area of Los Angeles that serves as a key local connector and commercial corridor.
  • C. Cabrillo Highway
    Cabrillo Highway is a scenic stretch of California State Route 1 along the Pacific coast, renowned for its dramatic ocean views and access to coastal parks and historic sites.
  • D. Folsom Boulevard
    Folsom Boulevard is a major arterial road in the Sacramento, California area that runs through several suburbs and commercial districts, serving as a key east–west transportation corridor.
  • E. Balboa Boulevard
    Balboa Boulevard is a major north–south thoroughfare in Los Angeles’ San Fernando Valley that runs through neighborhoods including Granada Hills.
  • 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: Lake Merced Boulevard
Triple: [Parkmerced, borderedBy, Lake Merced Boulevard]
Generated description
Lake Merced Boulevard is a major thoroughfare in southwestern San Francisco that runs along Lake Merced and serves residential neighborhoods and nearby recreational areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lake Merced Boulevard
Target entity description: Lake Merced Boulevard is a major thoroughfare in southwestern San Francisco that runs along Lake Merced and serves residential neighborhoods and nearby recreational areas.
  • A. Cabrillo Boulevard
    Cabrillo Boulevard is a major scenic waterfront roadway in Santa Barbara, California, lined with beaches, parks, and coastal attractions.
  • B. San Fernando Mission Boulevard
    San Fernando Mission Boulevard is a major thoroughfare in the Mission Hills area of Los Angeles that serves as a key local connector and commercial corridor.
  • C. Cabrillo Highway
    Cabrillo Highway is a scenic stretch of California State Route 1 along the Pacific coast, renowned for its dramatic ocean views and access to coastal parks and historic sites.
  • D. Folsom Boulevard
    Folsom Boulevard is a major arterial road in the Sacramento, California area that runs through several suburbs and commercial districts, serving as a key east–west transportation corridor.
  • E. Balboa Boulevard
    Balboa Boulevard is a major north–south thoroughfare in Los Angeles’ San Fernando Valley that runs through neighborhoods including Granada Hills.
  • 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_69ca83170f9081909cd98f55614c6476 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe3122cfc8190ac6103fa4e4a7c45 completed March 31, 2026, 3:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce1dac8cb08190b74985a6ba3c938f completed April 2, 2026, 7:41 a.m.
NEDg Description generation batch_69ce1f3729e4819084600862b53c94a8 completed April 2, 2026, 7:48 a.m.
NED2 Entity disambiguation (via description) batch_69ce1fdde53c8190b356950f878b6b70 completed April 2, 2026, 7:50 a.m.
Created at: March 30, 2026, 6:09 p.m.