Triple
T2315555
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alcatraz Island ferry terminal |
E51054
|
entity |
| Predicate | servesDestination |
P2066
|
FINISHED |
| Object | Alcatraz Federal Penitentiary (historic site) |
E2792
|
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: Alcatraz Federal Penitentiary (historic site) | Statement: [Alcatraz Island ferry terminal, servesDestination, Alcatraz Federal Penitentiary (historic site)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alcatraz Federal Penitentiary (historic site) Context triple: [Alcatraz Island ferry terminal, servesDestination, Alcatraz Federal Penitentiary (historic site)]
-
A.
Alcatraz Island
chosen
Alcatraz Island is a small rocky island in San Francisco Bay best known for its former maximum-security federal prison, which once held some of America’s most notorious criminals and is now a popular historic site and tourist attraction.
-
B.
Alcatraz Island ferry terminal
The Alcatraz Island ferry terminal is the waterfront departure point in San Francisco where visitors board boats to reach the historic Alcatraz prison island in San Francisco Bay.
-
C.
Presidio of San Francisco
The Presidio of San Francisco is a former U.S. Army military post at the northern tip of the San Francisco Peninsula that has been transformed into a national park site featuring historic buildings, scenic overlooks, and extensive recreational areas.
-
D.
Yuma Territorial Prison State Historic Park
Yuma Territorial Prison State Historic Park is a preserved 19th-century Arizona prison complex turned museum that interprets the harsh conditions and history of the Old West penal system.
-
E.
San Francisco Maritime National Historical Park
San Francisco Maritime National Historical Park is a waterfront national historical park in San Francisco that preserves and interprets the city’s rich maritime heritage through historic ships, a museum, and educational exhibits.
- 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_69a88b074b908190ae983dbca7757d88 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abc61e72508190b335cda2c7fef130 |
completed | March 7, 2026, 6:30 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae9610b420819095afb76347ddf9ee |
completed | March 9, 2026, 9:42 a.m. |
Created at: March 4, 2026, 7:49 p.m.