Triple

T1183565
Position Surface form Disambiguated ID Type / Status
Subject Roman Forum E25194 entity
Predicate drainedBy P165 FINISHED
Object Cloaca Maxima
The Cloaca Maxima was one of ancient Rome’s earliest and largest sewage systems, an engineering marvel that helped drain the city’s low-lying areas and manage wastewater.
E135276 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: Cloaca Maxima | Statement: [Roman Forum, drainedBy, Cloaca Maxima]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cloaca Maxima
Context triple: [Roman Forum, drainedBy, Cloaca Maxima]
  • A. Aqua Virgo aqueduct
    The Aqua Virgo aqueduct is an ancient Roman waterway, completed in 19 BCE under Augustus, that has long supplied water to central Rome, including the Trevi Fountain.
  • B. Aqua Paola aqueduct
    The Aqua Paola aqueduct is a 17th-century Roman aqueduct and monumental fountain system that restored an ancient water supply to the city, culminating in the grand Fontana dell’Acqua Paola on the Janiculum Hill.
  • C. New Croton Aqueduct
    The New Croton Aqueduct is a major underground water tunnel that conveys drinking water from the Croton Reservoir system in upstate New York to New York City.
  • D. Marciana
    Marciana is a historic hilltop village on the Italian island of Elba, known for its medieval architecture and scenic views over the Tyrrhenian Sea.
  • E. Herodian street and drainage system
    The Herodian street and drainage system was an extensive Second Temple period urban infrastructure project in Jerusalem, featuring a monumental paved street with an underlying sewer channel that managed runoff and waste through the Tyropoeon 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: Cloaca Maxima
Triple: [Roman Forum, drainedBy, Cloaca Maxima]
Generated description
The Cloaca Maxima was one of ancient Rome’s earliest and largest sewage systems, an engineering marvel that helped drain the city’s low-lying areas and manage wastewater.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cloaca Maxima
Target entity description: The Cloaca Maxima was one of ancient Rome’s earliest and largest sewage systems, an engineering marvel that helped drain the city’s low-lying areas and manage wastewater.
  • A. Aqua Virgo aqueduct
    The Aqua Virgo aqueduct is an ancient Roman waterway, completed in 19 BCE under Augustus, that has long supplied water to central Rome, including the Trevi Fountain.
  • B. Aqua Paola aqueduct
    The Aqua Paola aqueduct is a 17th-century Roman aqueduct and monumental fountain system that restored an ancient water supply to the city, culminating in the grand Fontana dell’Acqua Paola on the Janiculum Hill.
  • C. New Croton Aqueduct
    The New Croton Aqueduct is a major underground water tunnel that conveys drinking water from the Croton Reservoir system in upstate New York to New York City.
  • D. Marciana
    Marciana is a historic hilltop village on the Italian island of Elba, known for its medieval architecture and scenic views over the Tyrrhenian Sea.
  • E. Herodian street and drainage system
    The Herodian street and drainage system was an extensive Second Temple period urban infrastructure project in Jerusalem, featuring a monumental paved street with an underlying sewer channel that managed runoff and waste through the Tyropoeon 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_69a494267b4c819088c97a59182bf56a completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bd37b4a88190bb71a2d272c5fd1a completed March 1, 2026, 10:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac6f21547c81909cf23c454436e839 completed March 7, 2026, 6:32 p.m.
NEDg Description generation batch_69ac6fc5442c8190a5d824881f05d468 completed March 7, 2026, 6:34 p.m.
NED2 Entity disambiguation (via description) batch_69ac7026dda48190a72f671dba9ac17b completed March 7, 2026, 6:36 p.m.
Created at: March 1, 2026, 7:45 p.m.