Triple
T138159
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alcatraz Island |
E2792
|
entity |
| Predicate | ferryOperator |
P5933
|
FINISHED |
| Object |
Alcatraz City Cruises
Alcatraz City Cruises is a ferry company that provides official passenger transportation and tour services to and from Alcatraz Island in San Francisco Bay.
|
E16330
|
NE FINISHED |
How this triple was built (5 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 City Cruises | Statement: [Alcatraz Island, ferryOperator, Alcatraz City Cruises]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alcatraz City Cruises Context triple: [Alcatraz Island, ferryOperator, Alcatraz City Cruises]
-
A.
Alcatraz Island
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.
Fisherman’s Wharf
Fisherman’s Wharf is a popular waterfront neighborhood and tourist destination in San Francisco known for its seafood restaurants, historic piers, and views of the bay and Alcatraz Island.
-
C.
SamTrans
SamTrans is the public bus and paratransit agency serving San Mateo County and parts of the San Francisco Bay Area.
-
D.
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.
-
E.
Pier 39
Pier 39 is a popular waterfront shopping, dining, and entertainment complex in San Francisco best known for its sea lions, bay views, and tourist attractions.
- 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: Alcatraz City Cruises Triple: [Alcatraz Island, ferryOperator, Alcatraz City Cruises]
Generated description
Alcatraz City Cruises is a ferry company that provides official passenger transportation and tour services to and from Alcatraz Island in San Francisco Bay.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Alcatraz City Cruises Target entity description: Alcatraz City Cruises is a ferry company that provides official passenger transportation and tour services to and from Alcatraz Island in San Francisco Bay.
-
A.
Alcatraz Island
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.
Fisherman’s Wharf
Fisherman’s Wharf is a popular waterfront neighborhood and tourist destination in San Francisco known for its seafood restaurants, historic piers, and views of the bay and Alcatraz Island.
-
C.
SamTrans
SamTrans is the public bus and paratransit agency serving San Mateo County and parts of the San Francisco Bay Area.
-
D.
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.
-
E.
Pier 39
Pier 39 is a popular waterfront shopping, dining, and entertainment complex in San Francisco best known for its sea lions, bay views, and tourist attractions.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: ferryOperator Context triple: [Alcatraz Island, ferryOperator, Alcatraz City Cruises]
-
A.
hasFerryService
Indicates that there is an operational ferry connection or transport service available between the related locations or entities.
-
B.
linkedByFerryTo
Indicates that one place is connected to another by a ferry route that enables transport between them.
-
C.
operatedByCompanyHeadquarteredIn
Indicates that an entity is operated by a company whose headquarters is located in a specified place.
-
D.
charteredCompany
Indicates that a company has been formally established and granted specific rights or privileges through an official charter, typically by a government or sovereign authority.
-
E.
operatesBy
Indicates that an entity performs its function, action, or process through the use or application of another entity (e.g., a method, mechanism, or principle).
- F. None of above. chosen
Provenance (7 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_69a2521e35c08190b28e5c9f1e3c9b59 |
completed | Feb. 28, 2026, 2:25 a.m. |
| NER | Named-entity recognition | batch_69a257a800148190be119d1d075869b8 |
completed | Feb. 28, 2026, 2:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2b4bad1a0819098459e2a9d6b8d2a |
completed | Feb. 28, 2026, 9:26 a.m. |
| NEDg | Description generation | batch_69a2b55279a08190b9e73f6f9faf1ebe |
completed | Feb. 28, 2026, 9:28 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2b5e5c0d08190a1da63663e5c932d |
completed | Feb. 28, 2026, 9:31 a.m. |
| PD | Predicate disambiguation | batch_69a25652efdc8190b85b33735a9e6370 |
completed | Feb. 28, 2026, 2:43 a.m. |
| PDg | Predicate description generation | batch_69a2570f45bc81909ebba7ee5f602976 |
completed | Feb. 28, 2026, 2:46 a.m. |
Created at: Feb. 28, 2026, 2:31 a.m.