Triple
T70777
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Francisco cable car system |
E1416
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
Powell–Hyde line
The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
|
E6134
|
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: Powell–Hyde line | Statement: [San Francisco cable car system, hasLine, Powell–Hyde line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Powell–Hyde line Context triple: [San Francisco cable car system, hasLine, Powell–Hyde line]
-
A.
McClintock
McClintock is a surname most notably associated with Barbara McClintock, the pioneering American cytogeneticist and Nobel Prize laureate recognized for her discovery of genetic transposition.
-
B.
Boric
Boric is the surname of Gabriel Boric, the Chilean politician who became one of the world’s youngest heads of state when he was elected President of Chile.
-
C.
Excelsior
Excelsior is the Latin state motto of New York, meaning "ever upward" and symbolizing aspiration and continual progress.
-
D.
Lawrence
Lawrence is a historic mill city in northeastern Massachusetts that developed as a major textile manufacturing center along the Merrimack River.
-
E.
Porter
Porter is a transit station in Cambridge, Massachusetts that serves both MBTA commuter rail and Red Line subway services.
- 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: Powell–Hyde line Triple: [San Francisco cable car system, hasLine, Powell–Hyde line]
Generated description
The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Powell–Hyde line Target entity description: The Powell–Hyde line is one of San Francisco’s iconic cable car routes, running from downtown near Union Square over Nob Hill to the waterfront at Fisherman’s Wharf.
-
A.
Barton
Barton is the middle name of William Barton Rogers, the American scientist and educator who founded the Massachusetts Institute of Technology (MIT).
-
B.
McClintock
McClintock is a surname most notably associated with Barbara McClintock, the pioneering American cytogeneticist and Nobel Prize laureate recognized for her discovery of genetic transposition.
-
C.
Frick
Frick is a surname most prominently associated with American industrialist and art patron Henry Clay Frick.
-
D.
Bladon
Bladon is a village in Oxfordshire, England, best known as the burial place of Sir Winston Churchill.
-
E.
Boric
Boric is the surname of Gabriel Boric, the Chilean politician who became one of the world’s youngest heads of state when he was elected President of Chile.
- 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_69a24c06b3bc8190aa4ac89026115efc |
completed | Feb. 28, 2026, 1:59 a.m. |
| NER | Named-entity recognition | batch_69a24f0578808190be793d7a161c2cf5 |
completed | Feb. 28, 2026, 2:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2554ffb8c8190a30aceecd7f30d96 |
completed | Feb. 28, 2026, 2:39 a.m. |
| NEDg | Description generation | batch_69a25943cba88190a78f708d453ce968 |
completed | Feb. 28, 2026, 2:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a259c2706c8190b5319c004e207c29 |
completed | Feb. 28, 2026, 2:58 a.m. |
Created at: Feb. 28, 2026, 2:03 a.m.