Triple
T4878475
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Powell-Mason cable car line |
E109261
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object | Powell-Hyde cable car line at Powell Street terminal |
E39998
|
NE FINISHED |
How this triple was built (2 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 cable car line at Powell Street terminal | Statement: [Powell-Mason cable car line, connectsWith, Powell-Hyde cable car line at Powell Street terminal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Powell-Hyde cable car line at Powell Street terminal Context triple: [Powell-Mason cable car line, connectsWith, Powell-Hyde cable car line at Powell Street terminal]
-
A.
Powell & Market cable car turnaround
Powell & Market cable car turnaround is a major San Francisco cable car terminus and popular tourist spot where the historic cars are manually turned around at the end of the line.
-
B.
Powell Street terminal
chosen
Powell Street terminal is a major San Francisco cable car turnaround and boarding point located near Union Square, serving as a key hub for tourists and commuters.
-
C.
Powell–Hyde cable car line
The Powell–Hyde cable car line is one of San Francisco’s historic cable car routes, running from Market Street over Nob Hill and Russian Hill to the city’s northern waterfront near Fisherman’s Wharf.
-
D.
Powell-Mason cable car line
The Powell-Mason cable car line is one of San Francisco’s historic cable car routes, carrying passengers between the bustling waterfront and the hilltop neighborhoods, including Nob Hill.
-
E.
San Francisco cable car system
The San Francisco cable car system is a historic manually operated streetcar network and iconic symbol of the city, known for its steep routes and status as the world’s last permanently operational cable car system.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69bd440e9d64819083e82cf33b4d9570 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6dbd69d48190a8397d67af8f5fc8 |
completed | March 20, 2026, 3:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be67ffd9e88190a2c293d16a8cbbc7 |
completed | March 21, 2026, 9:42 a.m. |
Created at: March 20, 2026, 1:27 p.m.