Triple

T13633688
Position Surface form Disambiguated ID Type / Status
Subject Álvaro Obregón borough E325788 entity
Predicate containsRiver P165 FINISHED
Object Río Mixcoac (canalized sections)
Río Mixcoac (canalized sections) is an urban river in Mexico City that now largely flows through underground and canalized channels within areas such as the Álvaro Obregón borough.
E1049978 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: Río Mixcoac (canalized sections) | Statement: [Álvaro Obregón borough, containsRiver, Río Mixcoac (canalized sections)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Río Mixcoac (canalized sections)
Context triple: [Álvaro Obregón borough, containsRiver, Río Mixcoac (canalized sections)]
  • A. Grand Canal of the Valley of Mexico
    The Grand Canal of the Valley of Mexico is a large-scale drainage and flood-control canal system built to divert waters from the former lake system of the Valley of Mexico, particularly around Mexico City.
  • B. Río Piaxtla
    Río Piaxtla is a river in the Mexican state of Sinaloa that flows from the Sierra Madre Occidental toward the Pacific coast, supporting local agriculture and ecosystems along its course.
  • C. Río Cuautla
    Río Cuautla is a river in the Mexican state of Morelos that flows near the city of Cuernavaca and plays an important role in the region’s ecology and water supply.
  • D. Río Churubusco
    Río Churubusco is a bus rapid transit station on Mexico City’s Metrobús system, serving Line 2 in the southeastern part of the city.
  • E. San Luis Canal
    San Luis Canal is a major irrigation and water conveyance canal in California that transports water from the San Luis Reservoir to agricultural and urban users in the San Joaquin Valley.
  • 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: Río Mixcoac (canalized sections)
Triple: [Álvaro Obregón borough, containsRiver, Río Mixcoac (canalized sections)]
Generated description
Río Mixcoac (canalized sections) is an urban river in Mexico City that now largely flows through underground and canalized channels within areas such as the Álvaro Obregón borough.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Río Mixcoac (canalized sections)
Target entity description: Río Mixcoac (canalized sections) is an urban river in Mexico City that now largely flows through underground and canalized channels within areas such as the Álvaro Obregón borough.
  • A. Grand Canal of the Valley of Mexico
    The Grand Canal of the Valley of Mexico is a large-scale drainage and flood-control canal system built to divert waters from the former lake system of the Valley of Mexico, particularly around Mexico City.
  • B. Río Piaxtla
    Río Piaxtla is a river in the Mexican state of Sinaloa that flows from the Sierra Madre Occidental toward the Pacific coast, supporting local agriculture and ecosystems along its course.
  • C. Río Cuautla
    Río Cuautla is a river in the Mexican state of Morelos that flows near the city of Cuernavaca and plays an important role in the region’s ecology and water supply.
  • D. Río Churubusco
    Río Churubusco is a bus rapid transit station on Mexico City’s Metrobús system, serving Line 2 in the southeastern part of the city.
  • E. San Luis Canal
    San Luis Canal is a major irrigation and water conveyance canal in California that transports water from the San Luis Reservoir to agricultural and urban users in the San Joaquin Valley.
  • 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_69d8076beddc8190a53156f5bea77f5e completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbc5a490508190924ac40f1dd519d6 completed April 12, 2026, 4:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69f77fab07648190b3b3362a8ffa8961 completed May 3, 2026, 5:02 p.m.
NEDg Description generation batch_69f7807242ec8190be0e6872f25ae65b completed May 3, 2026, 5:05 p.m.
NED2 Entity disambiguation (via description) batch_69f780ac148c81908d1473e533b39a4c completed May 3, 2026, 5:06 p.m.
Created at: April 9, 2026, 9:51 p.m.