Triple
T5277850
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Palo Alto Baylands Nature Preserve |
E119416
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Matadero Creek
Matadero Creek is a small waterway in Palo Alto, California, that flows through urban areas and wetlands before emptying into the San Francisco Bay.
|
E552454
|
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: Matadero Creek | Statement: [Palo Alto Baylands Nature Preserve, hasPart, Matadero Creek]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Matadero Creek Context triple: [Palo Alto Baylands Nature Preserve, hasPart, Matadero Creek]
-
A.
San Luis Creek
San Luis Creek is a stream in central California that serves as a primary tributary feeding the San Luis Reservoir in Merced County.
-
B.
Calero Creek
Calero Creek is a stream in Santa Clara County, California, that drains the foothills near Calero Reservoir and flows northward through San Jose before joining the Guadalupe River.
-
C.
Alhambra Creek
Alhambra Creek is a small urban waterway running through Martinez in Contra Costa County, California, known for its role in local flood control and habitat restoration efforts.
-
D.
Los Gatos Creek
Los Gatos Creek is a stream in Santa Clara County, California, that flows through the town of Los Gatos and parts of the South Bay before joining the Guadalupe River.
-
E.
Guadalupe Creek
Guadalupe Creek is a smaller stream in California that feeds into the Guadalupe River, contributing to the region’s watershed and local aquatic habitats.
- 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: Matadero Creek Triple: [Palo Alto Baylands Nature Preserve, hasPart, Matadero Creek]
Generated description
Matadero Creek is a small waterway in Palo Alto, California, that flows through urban areas and wetlands before emptying into the San Francisco Bay.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Matadero Creek Target entity description: Matadero Creek is a small waterway in Palo Alto, California, that flows through urban areas and wetlands before emptying into the San Francisco Bay.
-
A.
San Luis Creek
San Luis Creek is a stream in central California that serves as a primary tributary feeding the San Luis Reservoir in Merced County.
-
B.
Calero Creek
Calero Creek is a stream in Santa Clara County, California, that drains the foothills near Calero Reservoir and flows northward through San Jose before joining the Guadalupe River.
-
C.
Alhambra Creek
Alhambra Creek is a small urban waterway running through Martinez in Contra Costa County, California, known for its role in local flood control and habitat restoration efforts.
-
D.
Los Gatos Creek
Los Gatos Creek is a stream in Santa Clara County, California, that flows through the town of Los Gatos and parts of the South Bay before joining the Guadalupe River.
-
E.
Guadalupe Creek
Guadalupe Creek is a smaller stream in California that feeds into the Guadalupe River, contributing to the region’s watershed and local aquatic habitats.
- 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_69bd446d05a8819092ad333a3f9c8d5c |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd8474e7fc8190ab5dd84f665ae6a4 |
completed | March 20, 2026, 5:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0b0779eec81909793446efb2ce749 |
completed | March 23, 2026, 3:16 a.m. |
| NEDg | Description generation | batch_69c0b1c9ebdc819089752d150b584a6f |
completed | March 23, 2026, 3:21 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0b27981848190a5b7c618044241b0 |
completed | March 23, 2026, 3:24 a.m. |
Created at: March 20, 2026, 1:51 p.m.