Triple

T11624142
Position Surface form Disambiguated ID Type / Status
Subject San Jacinto River E276216 entity
Predicate impoundedBy P10781 FINISHED
Object Lake Houston Dam
Lake Houston Dam is a flood-control and water-supply structure on the San Jacinto River that creates Lake Houston, a major reservoir serving the Houston, Texas area.
E940005 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: Lake Houston Dam | Statement: [San Jacinto River, impoundedBy, Lake Houston Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Houston Dam
Context triple: [San Jacinto River, impoundedBy, Lake Houston Dam]
  • A. Sam Rayburn Dam
    Sam Rayburn Dam is a large earthen dam on the Angelina River in East Texas that provides flood control, hydroelectric power, and water storage for the surrounding region.
  • B. Longhorn Dam
    Longhorn Dam is a concrete dam on the Colorado River in Austin, Texas, that impounds the river to form Lady Bird Lake and helps manage water levels and flow through the city.
  • C. Lake Houston
    Lake Houston is a large reservoir in northeast Houston, Texas, primarily serving as a major source of drinking water and recreation for the Houston metropolitan area.
  • D. Lake Conroe
    Lake Conroe is a large man-made reservoir in southeast Texas known for boating, fishing, and serving as a major water supply and recreation area for the Houston region.
  • E. Ray Roberts Lake
    Ray Roberts Lake is a large reservoir in North Texas popular for fishing, boating, and outdoor recreation within Ray Roberts Lake State Park.
  • 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: Lake Houston Dam
Triple: [San Jacinto River, impoundedBy, Lake Houston Dam]
Generated description
Lake Houston Dam is a flood-control and water-supply structure on the San Jacinto River that creates Lake Houston, a major reservoir serving the Houston, Texas area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Houston Dam
Target entity description: Lake Houston Dam is a flood-control and water-supply structure on the San Jacinto River that creates Lake Houston, a major reservoir serving the Houston, Texas area.
  • A. Sam Rayburn Dam
    Sam Rayburn Dam is a large earthen dam on the Angelina River in East Texas that provides flood control, hydroelectric power, and water storage for the surrounding region.
  • B. Longhorn Dam
    Longhorn Dam is a concrete dam on the Colorado River in Austin, Texas, that impounds the river to form Lady Bird Lake and helps manage water levels and flow through the city.
  • C. Lake Houston
    Lake Houston is a large reservoir in northeast Houston, Texas, primarily serving as a major source of drinking water and recreation for the Houston metropolitan area.
  • D. Lake Conroe
    Lake Conroe is a large man-made reservoir in southeast Texas known for boating, fishing, and serving as a major water supply and recreation area for the Houston region.
  • E. Ray Roberts Lake
    Ray Roberts Lake is a large reservoir in North Texas popular for fishing, boating, and outdoor recreation within Ray Roberts Lake State Park.
  • 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_69d6aafa51148190ab84940694c00235 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a122a3708190ab6513dad4c4fde7 completed April 10, 2026, 7:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef13491c0c819085f4ea17ad74612a completed April 27, 2026, 7:42 a.m.
NEDg Description generation batch_69ef354b3b3c8190b1c91dbf9c705a7d completed April 27, 2026, 10:07 a.m.
NED2 Entity disambiguation (via description) batch_69ef5170ce9881908f2ecf3d5ada809a completed April 27, 2026, 12:07 p.m.
Created at: April 8, 2026, 9:39 p.m.