Triple

T90257
Position Surface form Disambiguated ID Type / Status
Subject South America E1813 entity
Predicate hasMajorWaterfall P1094 FINISHED
Object Iguazu Falls
Iguazu Falls is a vast and spectacular system of waterfalls on the Iguazu River at the border of Argentina and Brazil, renowned as one of the world’s most impressive natural wonders.
E12477 NE FINISHED

How this triple was built (5 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: Iguazu Falls | Statement: [South America, hasMajorWaterfall, Iguazu Falls]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Iguazu Falls
Context triple: [South America, hasMajorWaterfall, Iguazu Falls]
  • A. Victoria Falls
    Victoria Falls is one of the world’s largest and most famous waterfalls, spanning the Zambezi River between Zambia and Zimbabwe and renowned for its dramatic curtain of falling water and mist.
  • B. Niagara Falls
    Niagara Falls is a famous group of massive waterfalls on the border between the United States and Canada, renowned for their impressive volume and natural beauty.
  • C. Angel Falls
    Angel Falls is the world’s highest uninterrupted waterfall, plunging from the Auyán-tepui plateau in Venezuela.
  • D. Vernal Fall
    Vernal Fall is a prominent and picturesque waterfall on the Merced River in Yosemite National Park, renowned for its powerful flow and popular hiking access via the Mist Trail.
  • E. Napo River
    The Napo River is a major tributary of the Amazon River in northwestern South America, flowing from the Andes through Ecuador into Peru and supporting rich rainforest ecosystems and indigenous communities.
  • 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: Iguazu Falls
Triple: [South America, hasMajorWaterfall, Iguazu Falls]
Generated description
Iguazu Falls is a vast and spectacular system of waterfalls on the Iguazu River at the border of Argentina and Brazil, renowned as one of the world’s most impressive natural wonders.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Iguazu Falls
Target entity description: Iguazu Falls is a vast and spectacular system of waterfalls on the Iguazu River at the border of Argentina and Brazil, renowned as one of the world’s most impressive natural wonders.
  • A. Victoria Falls
    Victoria Falls is one of the world’s largest and most famous waterfalls, spanning the Zambezi River between Zambia and Zimbabwe and renowned for its dramatic curtain of falling water and mist.
  • B. Niagara Falls
    Niagara Falls is a famous group of massive waterfalls on the border between the United States and Canada, renowned for their impressive volume and natural beauty.
  • C. Angel Falls
    Angel Falls is the world’s highest uninterrupted waterfall, plunging from the Auyán-tepui plateau in Venezuela.
  • D. Vernal Fall
    Vernal Fall is a prominent and picturesque waterfall on the Merced River in Yosemite National Park, renowned for its powerful flow and popular hiking access via the Mist Trail.
  • E. Napo River
    The Napo River is a major tributary of the Amazon River in northwestern South America, flowing from the Andes through Ecuador into Peru and supporting rich rainforest ecosystems and indigenous communities.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasMajorWaterfall
Context triple: [South America, hasMajorWaterfall, Iguazu Falls]
  • A. hasMajorLake
    Indicates that a geographic region or area contains at least one significant lake within its boundaries.
  • B. hasMajorMountainRange
    Indicates that one entity possesses, contains, or is geographically associated with a principal or significant mountain range.
  • C. hasRiver
    Indicates that a location or area contains, is traversed by, or is directly associated with a river.
  • D. hasRiverActivity
    Indicates that an entity engages in, supports, or is associated with activities occurring on or along a river.
  • E. hasNaturalFeature chosen
    Indicates that one entity possesses, contains, or is characterized by a particular natural feature (such as a mountain, river, forest, or coastline).
  • F. None of above.

Provenance (6 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_69a24d1a97dc819094e6c021fe9b05a7 completed Feb. 28, 2026, 2:04 a.m.
NER Named-entity recognition batch_69a24feef1b08190bb9525f71cce053e completed Feb. 28, 2026, 2:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69a284fd52f08190b264937658192e79 completed Feb. 28, 2026, 6:02 a.m.
NEDg Description generation batch_69a289412840819099a731a601d923e2 completed Feb. 28, 2026, 6:20 a.m.
NED2 Entity disambiguation (via description) batch_69a2900e6b908190b048ab21595172a5 completed Feb. 28, 2026, 6:49 a.m.
PD Predicate disambiguation batch_69a24eb82d408190b0f9c786152e8e4c completed Feb. 28, 2026, 2:11 a.m.
Created at: Feb. 28, 2026, 2:07 a.m.