Triple

T8487072
Position Surface form Disambiguated ID Type / Status
Subject Infinite Corridor E200856 entity
Predicate eventFrequency P85 FINISHED
Object MIThenge occurs approximately twice a year
MIThenge is a semiannual phenomenon at MIT where the setting sun dramatically aligns with and illuminates the length of the Infinite Corridor.
E736188 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: MIThenge occurs approximately twice a year | Statement: [Infinite Corridor, eventFrequency, MIThenge occurs approximately twice a year]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MIThenge occurs approximately twice a year
Context triple: [Infinite Corridor, eventFrequency, MIThenge occurs approximately twice a year]
  • A. Saros cycle
    The Saros cycle is an approximately 18-year period after which nearly identical solar and lunar eclipses repeat, due to the alignment of the Earth, Moon, and Sun.
  • B. Metonic cycle
    The Metonic cycle is a 19-year astronomical period after which the phases of the Moon recur on the same days of the solar year, forming the basis for many lunisolar calendars.
  • C. Equinox
    Equinox is a 1967 bossa nova and jazz-pop album by Sérgio Mendes & Brasil '66 that helped popularize Brazilian music internationally with its smooth, sophisticated arrangements.
  • D. Acronychia
    Acronychia is a genus of flowering plants in the citrus family known for its shrubs and small trees bearing aromatic leaves and fleshy fruits.
  • E. Woodhenge
    Woodhenge is a prehistoric timber circle at the Cahokia archaeological site in Illinois, believed to have served as a solar calendar and ceremonial structure for the Mississippian culture.
  • 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: MIThenge occurs approximately twice a year
Triple: [Infinite Corridor, eventFrequency, MIThenge occurs approximately twice a year]
Generated description
MIThenge is a semiannual phenomenon at MIT where the setting sun dramatically aligns with and illuminates the length of the Infinite Corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MIThenge occurs approximately twice a year
Target entity description: MIThenge is a semiannual phenomenon at MIT where the setting sun dramatically aligns with and illuminates the length of the Infinite Corridor.
  • A. Saros cycle
    The Saros cycle is an approximately 18-year period after which nearly identical solar and lunar eclipses repeat, due to the alignment of the Earth, Moon, and Sun.
  • B. Metonic cycle
    The Metonic cycle is a 19-year astronomical period after which the phases of the Moon recur on the same days of the solar year, forming the basis for many lunisolar calendars.
  • C. Equinox
    Equinox is a 1967 bossa nova and jazz-pop album by Sérgio Mendes & Brasil '66 that helped popularize Brazilian music internationally with its smooth, sophisticated arrangements.
  • D. Acronychia
    Acronychia is a genus of flowering plants in the citrus family known for its shrubs and small trees bearing aromatic leaves and fleshy fruits.
  • E. Woodhenge
    Woodhenge is a prehistoric timber circle at the Cahokia archaeological site in Illinois, believed to have served as a solar calendar and ceremonial structure for the Mississippian culture.
  • 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_69ca831d7b148190a6e32c1de43ab13b completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe53c4d608190a766c0e919a4b96f completed March 31, 2026, 3:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce3a45e30c8190838ac499bbc66fbd completed April 2, 2026, 9:43 a.m.
NEDg Description generation batch_69ce3c22f3c0819084803630d438c55e completed April 2, 2026, 9:51 a.m.
NED2 Entity disambiguation (via description) batch_69ce3ca57ec081909a14d962eee2c9a5 completed April 2, 2026, 9:53 a.m.
Created at: March 30, 2026, 6:13 p.m.