Triple
T1505080
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Mateo–Hayward Bridge |
E33880
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Bay Area toll bridge network
The Bay Area toll bridge network is a system of major toll bridges connecting key cities and counties around the San Francisco Bay, facilitating regional commuter and freight transportation.
|
E172509
|
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: Bay Area toll bridge network | Statement: [San Mateo–Hayward Bridge, partOf, Bay Area toll bridge network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bay Area toll bridge network Context triple: [San Mateo–Hayward Bridge, partOf, Bay Area toll bridge network]
-
A.
Portland bridge system
The Portland bridge system is the network of iconic bridges spanning the Willamette and Columbia Rivers that connect Portland’s neighborhoods and support the city’s transportation infrastructure.
-
B.
San Mateo–Hayward Bridge
The San Mateo–Hayward Bridge is a major vehicular bridge in the San Francisco Bay Area that carries traffic across the bay between the San Mateo Peninsula and the East Bay.
-
C.
San Francisco–Oakland Bay Bridge
The San Francisco–Oakland Bay Bridge is a major multi-span suspension and cantilever bridge connecting San Francisco and Oakland, serving as one of the primary highway links across the central part of the San Francisco Bay.
-
D.
Benicia–Martinez Bridge
The Benicia–Martinez Bridge is a major highway and rail crossing over the Carquinez Strait in the San Francisco Bay Area, connecting the cities of Benicia and Martinez.
-
E.
Transbay Tube
The Transbay Tube is an underwater rail tunnel beneath San Francisco Bay that carries BART trains between San Francisco and Oakland.
- 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: Bay Area toll bridge network Triple: [San Mateo–Hayward Bridge, partOf, Bay Area toll bridge network]
Generated description
The Bay Area toll bridge network is a system of major toll bridges connecting key cities and counties around the San Francisco Bay, facilitating regional commuter and freight transportation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bay Area toll bridge network Target entity description: The Bay Area toll bridge network is a system of major toll bridges connecting key cities and counties around the San Francisco Bay, facilitating regional commuter and freight transportation.
-
A.
Portland bridge system
The Portland bridge system is the network of iconic bridges spanning the Willamette and Columbia Rivers that connect Portland’s neighborhoods and support the city’s transportation infrastructure.
-
B.
San Mateo–Hayward Bridge
The San Mateo–Hayward Bridge is a major vehicular bridge in the San Francisco Bay Area that carries traffic across the bay between the San Mateo Peninsula and the East Bay.
-
C.
San Francisco–Oakland Bay Bridge
The San Francisco–Oakland Bay Bridge is a major multi-span suspension and cantilever bridge connecting San Francisco and Oakland, serving as one of the primary highway links across the central part of the San Francisco Bay.
-
D.
Benicia–Martinez Bridge
The Benicia–Martinez Bridge is a major highway and rail crossing over the Carquinez Strait in the San Francisco Bay Area, connecting the cities of Benicia and Martinez.
-
E.
Transbay Tube
The Transbay Tube is an underwater rail tunnel beneath San Francisco Bay that carries BART trains between San Francisco and Oakland.
- 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_69a885f352a4819099b24ff15489dede |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a88734508481909378bb3e86e13323 |
completed | March 4, 2026, 7:25 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad2336cb4c81909df0cae469673dee |
completed | March 8, 2026, 7:20 a.m. |
| NEDg | Description generation | batch_69ad247fa1c08190878ce0d0a9ea45db |
completed | March 8, 2026, 7:25 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad24d599b08190ad26351c7614634d |
completed | March 8, 2026, 7:27 a.m. |
Created at: March 4, 2026, 7:24 p.m.