Triple

T13358849
Position Surface form Disambiguated ID Type / Status
Subject Chevron Phillips Chemical Company E318768 entity
Predicate hasMainPlant P43763 FINISHED
Object Cedar Bayou plant
The Cedar Bayou plant is a major petrochemical manufacturing complex operated by Chevron Phillips Chemical Company, known for producing a wide range of chemical and plastic products.
E1037657 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: Cedar Bayou plant | Statement: [Chevron Phillips Chemical Company, hasMainPlant, Cedar Bayou plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cedar Bayou plant
Context triple: [Chevron Phillips Chemical Company, hasMainPlant, Cedar Bayou plant]
  • A. Bayou Vista, Texas
    Bayou Vista, Texas is a small coastal city in Galveston County known for its waterfront homes and canal-based residential layout along the Gulf Coast.
  • B. Spring Bayou
    Spring Bayou is a natural spring-fed inlet in Tarpon Springs, Florida, known for its clear waters, manatees, and role as the focal point of the city's annual Epiphany celebration.
  • C. Houston–Rice Bayou Bucket
    The Houston–Rice Bayou Bucket is the trophy awarded to the winner of the college football rivalry game between the University of Houston Cougars and the Rice University Owls.
  • D. Brays Bayou
    Brays Bayou is a major Houston waterway and flood-control channel that runs through several neighborhoods, including Meyerland, and is known for its frequent flooding and extensive greenway trails.
  • E. Pecan Bayou
    Pecan Bayou is a significant waterway in central Texas that drains a large rural watershed before joining the Colorado River.
  • 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: Cedar Bayou plant
Triple: [Chevron Phillips Chemical Company, hasMainPlant, Cedar Bayou plant]
Generated description
The Cedar Bayou plant is a major petrochemical manufacturing complex operated by Chevron Phillips Chemical Company, known for producing a wide range of chemical and plastic products.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cedar Bayou plant
Target entity description: The Cedar Bayou plant is a major petrochemical manufacturing complex operated by Chevron Phillips Chemical Company, known for producing a wide range of chemical and plastic products.
  • A. Bayou Vista, Texas
    Bayou Vista, Texas is a small coastal city in Galveston County known for its waterfront homes and canal-based residential layout along the Gulf Coast.
  • B. Spring Bayou
    Spring Bayou is a natural spring-fed inlet in Tarpon Springs, Florida, known for its clear waters, manatees, and role as the focal point of the city's annual Epiphany celebration.
  • C. Houston–Rice Bayou Bucket
    The Houston–Rice Bayou Bucket is the trophy awarded to the winner of the college football rivalry game between the University of Houston Cougars and the Rice University Owls.
  • D. Brays Bayou
    Brays Bayou is a major Houston waterway and flood-control channel that runs through several neighborhoods, including Meyerland, and is known for its frequent flooding and extensive greenway trails.
  • E. Pecan Bayou
    Pecan Bayou is a significant waterway in central Texas that drains a large rural watershed before joining the Colorado River.
  • 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_69d806b7bbac8190b85278c87fa7aff3 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69da62887e588190bd7241c720a112a2 completed April 11, 2026, 3:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69f72677b2a48190aad30f3ee6cacefb completed May 3, 2026, 10:41 a.m.
NEDg Description generation batch_69f727512c94819091985c7942f40b31 completed May 3, 2026, 10:45 a.m.
NED2 Entity disambiguation (via description) batch_69f72b77d650819092c02f6488b2cfb2 completed May 3, 2026, 11:03 a.m.
Created at: April 9, 2026, 9:32 p.m.