Triple
T3554540
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Altadena |
E75187
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Cobb Estate
Cobb Estate is a historic property and popular hiking trailhead in Altadena, California, known for its ruins, wooded grounds, and access to the Sam Merrill Trail into the San Gabriel Mountains.
|
E368437
|
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: Cobb Estate | Statement: [Altadena, hasLandmark, Cobb Estate]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cobb Estate Context triple: [Altadena, hasLandmark, Cobb Estate]
-
A.
Brooks Estate
Brooks Estate is a historic 19th-century estate and conservation area in Medford, Massachusetts, known for its preserved mansion, carriage house, and surrounding open space.
-
B.
Isabella Plantation
Isabella Plantation is a renowned ornamental woodland garden in London’s Richmond Park, celebrated for its vibrant azaleas, rhododendrons, and tranquil ponds.
-
C.
Stately Oaks Plantation
Stately Oaks Plantation is a historic antebellum home and museum in Jonesboro, Georgia, known for its Greek Revival architecture and ties to the Old South.
-
D.
Shadwell plantation
Shadwell plantation was the 18th-century Virginia estate best known as the birthplace and early home of Thomas Jefferson.
-
E.
Landsford Plantation
Landsford Plantation was a historic Southern plantation estate in South Carolina associated with Revolutionary War officer and statesman William R. Davie.
- 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: Cobb Estate Triple: [Altadena, hasLandmark, Cobb Estate]
Generated description
Cobb Estate is a historic property and popular hiking trailhead in Altadena, California, known for its ruins, wooded grounds, and access to the Sam Merrill Trail into the San Gabriel Mountains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cobb Estate Target entity description: Cobb Estate is a historic property and popular hiking trailhead in Altadena, California, known for its ruins, wooded grounds, and access to the Sam Merrill Trail into the San Gabriel Mountains.
-
A.
Brooks Estate
Brooks Estate is a historic 19th-century estate and conservation area in Medford, Massachusetts, known for its preserved mansion, carriage house, and surrounding open space.
-
B.
Isabella Plantation
Isabella Plantation is a renowned ornamental woodland garden in London’s Richmond Park, celebrated for its vibrant azaleas, rhododendrons, and tranquil ponds.
-
C.
Stately Oaks Plantation
Stately Oaks Plantation is a historic antebellum home and museum in Jonesboro, Georgia, known for its Greek Revival architecture and ties to the Old South.
-
D.
Shadwell plantation
Shadwell plantation was the 18th-century Virginia estate best known as the birthplace and early home of Thomas Jefferson.
-
E.
Landsford Plantation
Landsford Plantation was a historic Southern plantation estate in South Carolina associated with Revolutionary War officer and statesman William R. Davie.
- 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_69ad85d33c6c819081d5ac1df13b5680 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc05549d88190acdebdd542ea1a67 |
completed | March 8, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b38bf1c3e881908e7fc3b4df24e72b |
completed | March 13, 2026, 4 a.m. |
| NEDg | Description generation | batch_69b3b33409788190bdb164bef3ae1bd3 |
completed | March 13, 2026, 6:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b3b3ade7ac819095f007f053766852 |
completed | March 13, 2026, 6:50 a.m. |
Created at: March 8, 2026, 3:20 p.m.