Triple

T11281605
Position Surface form Disambiguated ID Type / Status
Subject South Coast of Iceland E267077 entity
Predicate hasPart P35 FINISHED
Object Seljalandsfoss waterfall
Seljalandsfoss waterfall is one of Iceland’s most famous and picturesque waterfalls, known for its tall, narrow cascade and the unique footpath that allows visitors to walk behind the falling water.
E921011 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: Seljalandsfoss waterfall | Statement: [South Coast of Iceland, hasPart, Seljalandsfoss waterfall]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Seljalandsfoss waterfall
Context triple: [South Coast of Iceland, hasPart, Seljalandsfoss waterfall]
  • A. Hafragilsfoss waterfall
    Hafragilsfoss waterfall is a powerful cascade on Iceland’s Jökulsá á Fjöllum river, known for its dramatic drop into the rugged Hafragil canyon within the country’s volcanic northeast.
  • B. Skógafoss waterfall
    Skógafoss waterfall is one of Iceland’s largest and most famous waterfalls, known for its powerful 60-meter drop, frequent rainbows, and dramatic cliffside setting.
  • C. Selfoss waterfall
    Selfoss waterfall is a broad, picturesque cascade on the Jökulsá á Fjöllum river in northeast Iceland, located just downstream from the more famous Dettifoss.
  • D. Dettifoss waterfall
    Dettifoss waterfall is a powerful and dramatic waterfall in northeastern Iceland, renowned as one of Europe’s most voluminous and thunderous falls.
  • E. Hengjanefossen waterfall
    Hengjanefossen waterfall is a striking cascade along Norway’s Lysefjord, known for its steep drop directly into the fjord and its popularity with sightseeing boat tours.
  • 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: Seljalandsfoss waterfall
Triple: [South Coast of Iceland, hasPart, Seljalandsfoss waterfall]
Generated description
Seljalandsfoss waterfall is one of Iceland’s most famous and picturesque waterfalls, known for its tall, narrow cascade and the unique footpath that allows visitors to walk behind the falling water.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Seljalandsfoss waterfall
Target entity description: Seljalandsfoss waterfall is one of Iceland’s most famous and picturesque waterfalls, known for its tall, narrow cascade and the unique footpath that allows visitors to walk behind the falling water.
  • A. Hafragilsfoss waterfall
    Hafragilsfoss waterfall is a powerful cascade on Iceland’s Jökulsá á Fjöllum river, known for its dramatic drop into the rugged Hafragil canyon within the country’s volcanic northeast.
  • B. Skógafoss waterfall
    Skógafoss waterfall is one of Iceland’s largest and most famous waterfalls, known for its powerful 60-meter drop, frequent rainbows, and dramatic cliffside setting.
  • C. Selfoss waterfall
    Selfoss waterfall is a broad, picturesque cascade on the Jökulsá á Fjöllum river in northeast Iceland, located just downstream from the more famous Dettifoss.
  • D. Dettifoss waterfall
    Dettifoss waterfall is a powerful and dramatic waterfall in northeastern Iceland, renowned as one of Europe’s most voluminous and thunderous falls.
  • E. Hengjanefossen waterfall
    Hengjanefossen waterfall is a striking cascade along Norway’s Lysefjord, known for its steep drop directly into the fjord and its popularity with sightseeing boat tours.
  • 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_69d6aac8c2f48190ad0596f1f89f0470 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e96e15708190b3a1cccfbbe65882 completed April 9, 2026, 6:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69e55639a5ec8190b979d5a280397f98 completed April 19, 2026, 10:24 p.m.
NEDg Description generation batch_69e558cc2a1c819087c584310eb255d5 completed April 19, 2026, 10:35 p.m.
NED2 Entity disambiguation (via description) batch_69e562d9a1408190a4e68f28f48c75c7 completed April 19, 2026, 11:18 p.m.
Created at: April 8, 2026, 9:31 p.m.