Triple

T4636540
Position Surface form Disambiguated ID Type / Status
Subject Mount Pinatubo E101545 entity
Predicate craterLakeName P42095 FINISHED
Object Lake Pinatubo
Lake Pinatubo is a crater lake that formed in the caldera of Mount Pinatubo in the Philippines after its massive 1991 volcanic eruption, now known for its striking turquoise waters and dramatic surrounding cliffs.
E459798 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: Lake Pinatubo | Statement: [Mount Pinatubo, craterLakeName, Lake Pinatubo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Pinatubo
Context triple: [Mount Pinatubo, craterLakeName, Lake Pinatubo]
  • A. Taal Lake
    Taal Lake is a large volcanic lake in the Philippines known for containing Taal Volcano, one of the country’s most active and picturesque volcanoes.
  • B. Kanlaon Volcano
    Kanlaon Volcano is an active stratovolcano and one of the most prominent volcanic peaks in the central Philippines, located on Negros Island.
  • C. Taal Volcano
    Taal Volcano is an active and historically explosive volcano in the Philippines, famous for its picturesque crater lake setting on the island of Luzon.
  • D. Mount Pinatubo
    Mount Pinatubo is an active stratovolcano in the Philippines best known for its cataclysmic 1991 eruption, one of the largest of the 20th century.
  • E. Bulusan Volcano
    Bulusan Volcano is an active stratovolcano in Sorsogon province on the island of Luzon in the Philippines, known for its frequent phreatic eruptions and associated hazards.
  • 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 Pinatubo
Triple: [Mount Pinatubo, craterLakeName, Lake Pinatubo]
Generated description
Lake Pinatubo is a crater lake that formed in the caldera of Mount Pinatubo in the Philippines after its massive 1991 volcanic eruption, now known for its striking turquoise waters and dramatic surrounding cliffs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Pinatubo
Target entity description: Lake Pinatubo is a crater lake that formed in the caldera of Mount Pinatubo in the Philippines after its massive 1991 volcanic eruption, now known for its striking turquoise waters and dramatic surrounding cliffs.
  • A. Taal Lake
    Taal Lake is a large volcanic lake in the Philippines known for containing Taal Volcano, one of the country’s most active and picturesque volcanoes.
  • B. Kanlaon Volcano
    Kanlaon Volcano is an active stratovolcano and one of the most prominent volcanic peaks in the central Philippines, located on Negros Island.
  • C. Taal Volcano
    Taal Volcano is an active and historically explosive volcano in the Philippines, famous for its picturesque crater lake setting on the island of Luzon.
  • D. Mount Pinatubo
    Mount Pinatubo is an active stratovolcano in the Philippines best known for its cataclysmic 1991 eruption, one of the largest of the 20th century.
  • E. Bulusan Volcano
    Bulusan Volcano is an active stratovolcano in Sorsogon province on the island of Luzon in the Philippines, known for its frequent phreatic eruptions and associated hazards.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: craterLakeName
Context triple: [Mount Pinatubo, craterLakeName, Lake Pinatubo]
  • A. craterLakeType
    Indicates that the subject is a lake formed in or associated with a volcanic crater, specifying this particular type of lake.
  • B. craterLakeDepth
    Indicates the depth measurement of a crater lake, typically from its surface to the deepest point.
  • C. hasCraterLakeName chosen
    Indicates that an entity has, is associated with, or is identified by the name of a crater lake.
  • D. craterLakeNotability
    Indicates that an entity is notable or significant specifically for having or being associated with a crater lake.
  • E. summitCrater
    Indicates the relationship where a crater is located at or forms the summit of a volcanic or mountainous feature.
  • 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_69bd43d2f1c081908cd4b7ec48ecc73d completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5a62a9e48190b0cf1cbcc51f00c0 completed March 20, 2026, 2:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69be0368d2748190bc8560ecb16e1997 completed March 21, 2026, 2:33 a.m.
NEDg Description generation batch_69be042adb8c8190b6889c3a5b9c18cc completed March 21, 2026, 2:36 a.m.
NED2 Entity disambiguation (via description) batch_69be048f7d7881908ab19bd37c92b423 completed March 21, 2026, 2:38 a.m.
PD Predicate disambiguation batch_69bd5233cb5081908807e2b150f0ca06 completed March 20, 2026, 1:57 p.m.
Created at: March 20, 2026, 1:13 p.m.