Triple

T5277852
Position Surface form Disambiguated ID Type / Status
Subject Palo Alto Baylands Nature Preserve E119416 entity
Predicate hasPart P35 FINISHED
Object San Francisquito Creek tidal area
San Francisquito Creek tidal area is a tidal wetland zone at the mouth of San Francisquito Creek within the Palo Alto Baylands, supporting rich estuarine habitats for birds and other wildlife.
 E509075 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: San Francisquito Creek tidal area | Statement: [Palo Alto Baylands Nature Preserve, hasPart, San Francisquito Creek tidal area]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisquito Creek tidal area
Context triple: [Palo Alto Baylands Nature Preserve, hasPart, San Francisquito Creek tidal area]
  • A. Batiquitos Lagoon
    Batiquitos Lagoon is a coastal wetland and nature reserve in northern San Diego County, California, known for its rich birdlife, tidal estuary habitat, and scenic trails.
  • B. Suisun Bay
    Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
  • C. Alviso Slough
    Alviso Slough is a tidal waterway in the southern San Francisco Bay, known for its wetlands, wildlife habitat, and role in regional flood control and recreation.
  • D. Elkhorn Slough
    Elkhorn Slough is a major tidal wetland and estuarine reserve on California’s central coast, renowned for its rich biodiversity and critical habitat for migratory birds and marine life.
  • E. Suisun Marsh
    Suisun Marsh is one of the largest contiguous estuarine marshes on the West Coast of the United States, providing critical habitat for diverse wildlife and supporting the ecological health of the San Francisco Bay–Delta system.
  • 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: San Francisquito Creek tidal area
Target entity description: San Francisquito Creek tidal area is a tidal wetland zone at the mouth of San Francisquito Creek within the Palo Alto Baylands, supporting rich estuarine habitats for birds and other wildlife.
  • A. Batiquitos Lagoon
    Batiquitos Lagoon is a coastal wetland and nature reserve in northern San Diego County, California, known for its rich birdlife, tidal estuary habitat, and scenic trails.
  • B. Suisun Bay
    Suisun Bay is a shallow tidal estuary in Northern California that forms part of the greater San Francisco Bay system and serves as a key confluence for the Sacramento and San Joaquin rivers.
  • C. Alviso Slough
    Alviso Slough is a tidal waterway in the southern San Francisco Bay, known for its wetlands, wildlife habitat, and role in regional flood control and recreation.
  • D. Elkhorn Slough
    Elkhorn Slough is a major tidal wetland and estuarine reserve on California’s central coast, renowned for its rich biodiversity and critical habitat for migratory birds and marine life.
  • E. Suisun Marsh
    Suisun Marsh is one of the largest contiguous estuarine marshes on the West Coast of the United States, providing critical habitat for diverse wildlife and supporting the ecological health of the San Francisco Bay–Delta system.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: San Francisquito Creek tidal area
Triple: [Palo Alto Baylands Nature Preserve, hasPart, San Francisquito Creek tidal area]
Generated description
San Francisquito Creek tidal area is a tidal wetland zone at the mouth of San Francisquito Creek within the Palo Alto Baylands, supporting rich estuarine habitats for birds and other wildlife.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69bd446d05a8819092ad333a3f9c8d5c elicitation completed
NER batch_69bd8474e7fc8190ab5dd84f665ae6a4 ner completed
NED1 batch_69bf06d9aab08190ad9905925a849922 ned_source_triple completed
NED2 batch_69bf0999f36c8190bb707c27228690f7 ned_description completed
NEDg batch_69bf0940d79081909d0f87359df5100f nedg completed
Created at: March 20, 2026, 1:51 p.m.