Triple
T1757024
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Anacostia River |
E38570
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object |
East Capitol Street Bridge
The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
|
E398510
|
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: East Capitol Street Bridge | Statement: [Anacostia River, hasBridge, East Capitol Street Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Capitol Street Bridge Context triple: [Anacostia River, hasBridge, East Capitol Street Bridge]
-
A.
Pennsylvania Avenue Bridge
The Pennsylvania Avenue Bridge is a major roadway bridge in Washington, D.C., carrying Pennsylvania Avenue across the Anacostia River and serving as an important commuter and transit link in the city’s transportation network.
-
B.
14th Street Bridge
The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
-
C.
Wells Street Bridge
Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
-
D.
Longfellow Bridge
Longfellow Bridge is a historic steel and granite bridge in Boston, Massachusetts, known for carrying road and rail traffic between Boston and Cambridge across the Charles River.
-
E.
Charles R. Fenwick Bridge
The Charles R. Fenwick Bridge is a major Potomac River crossing in the Washington, D.C. area that carries the Yellow Line of the Washington Metro between Virginia and the District of Columbia.
- 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: East Capitol Street Bridge Triple: [Anacostia River, hasBridge, East Capitol Street Bridge]
Generated description
The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: East Capitol Street Bridge Target entity description: The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
-
A.
Pennsylvania Avenue Bridge
The Pennsylvania Avenue Bridge is a major roadway bridge in Washington, D.C., carrying Pennsylvania Avenue across the Anacostia River and serving as an important commuter and transit link in the city’s transportation network.
-
B.
14th Street Bridge
The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
-
C.
Wells Street Bridge
Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
-
D.
Longfellow Bridge
Longfellow Bridge is a historic steel and granite bridge in Boston, Massachusetts, known for carrying road and rail traffic between Boston and Cambridge across the Charles River.
-
E.
Charles R. Fenwick Bridge
The Charles R. Fenwick Bridge is a major Potomac River crossing in the Washington, D.C. area that carries the Yellow Line of the Washington Metro between Virginia and the District of Columbia.
- 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_69a8862bdb2081908aefe831c8aa8017 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69aa643ce88481909d2feef3c5fd849f |
completed | March 6, 2026, 5:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b528071e488190ac531404dac9587c |
completed | March 14, 2026, 9:19 a.m. |
| NEDg | Description generation | batch_69b528d33c2081908e5f74005679dfbe |
completed | March 14, 2026, 9:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5294c66588190ad7cc8e87b58ff52 |
completed | March 14, 2026, 9:24 a.m. |
Created at: March 4, 2026, 7:31 p.m.