Pier 33
E93982
Pier 33 is a waterfront terminal in San Francisco that serves as the primary departure point for ferry trips to Alcatraz Island.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pier 33 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T773315 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pier 33 Context triple: [Alcatraz City Cruises, portOfDeparture, Pier 33]
-
A.
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.
-
B.
Pier 57
Pier 57 is a historic waterfront pier and entertainment complex on Seattle’s Elliott Bay, featuring restaurants, shops, and attractions along the city’s central waterfront.
-
C.
Pier 68
Pier 68 is a public recreational pier and park on Philadelphia’s Delaware River waterfront, known for its fishing spots, river views, and landscaped green space.
-
D.
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.
-
E.
Fisherman’s Wharf
Fisherman’s Wharf is a popular waterfront attraction in Victoria, British Columbia, known for its colorful floating homes, seafood eateries, and marine wildlife viewing.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pier 33 Target entity description: Pier 33 is a waterfront terminal in San Francisco that serves as the primary departure point for ferry trips to Alcatraz Island.
-
A.
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.
-
B.
Pier 57
Pier 57 is a historic waterfront pier and entertainment complex on Seattle’s Elliott Bay, featuring restaurants, shops, and attractions along the city’s central waterfront.
-
C.
Pier 68
Pier 68 is a public recreational pier and park on Philadelphia’s Delaware River waterfront, known for its fishing spots, river views, and landscaped green space.
-
D.
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.
-
E.
Fisherman’s Wharf
Fisherman’s Wharf is a popular waterfront attraction in Victoria, British Columbia, known for its colorful floating homes, seafood eateries, and marine wildlife viewing.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
ferry terminal
ⓘ
tourist attraction ⓘ waterfront facility ⓘ |
| accessibleBy |
bicycle
ⓘ
car ⓘ public transit ⓘ |
| cateredTo |
local visitors
ⓘ
tourists ⓘ |
| connectedTo |
Alcatraz Island ferry route
ⓘ
linked to:
Alcatraz Island
|
| hasAlternativeName |
Pier 33 Alcatraz Landing
ⓘ
linked to:
Alcatraz Island ferry terminal
|
| hasAmenity | food and beverage options nearby ⓘ |
| hasFacility |
boarding docks
ⓘ
restrooms ⓘ ticket office ⓘ visitor information desk ⓘ waiting area ⓘ |
| hasOperator |
Alcatraz Cruises
ⓘ
linked to:
Alcatraz City Cruises
|
| hasParking | nearby parking facilities ⓘ |
| hasScheduling | regularly scheduled ferries to Alcatraz Island ⓘ |
| hasSecurity | boarding security screening for ferries ⓘ |
| hasSignificance | main gateway for visitors to Alcatraz Island ⓘ |
| hasViewOf |
Alcatraz Island
ⓘ
San Francisco Bay ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
San Francisco ⓘ United States ⓘ
linked to:
United States of America
|
| locatedOn |
San Francisco Bay
ⓘ
San Francisco waterfront ⓘ
linked to:
Embarcadero, San Francisco
|
| near |
Embarcadero
ⓘ
Fisherman’s Wharf ⓘ |
| partOf | Port of San Francisco ⓘ |
| serves | Alcatraz Island ⓘ |
| servesAs | primary departure point for ferry trips to Alcatraz Island ⓘ |
| subjectTo | maritime regulations of the Port of San Francisco ⓘ |
| usedFor |
passenger ferry services
ⓘ
ticketing for Alcatraz Island tours ⓘ tourist transportation ⓘ visitor check-in for Alcatraz tours ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Pier 33 Description of subject: Pier 33 is a waterfront terminal in San Francisco that serves as the primary departure point for ferry trips to Alcatraz Island.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.