Triple

T2264681
Position Surface form Disambiguated ID Type / Status
Subject Manila Bay E50116 entity
Predicate receivesRiver P4359 FINISHED
Object Meycauayan River
Meycauayan River is a heavily polluted river in Bulacan, Philippines, known for flowing through industrial and residential areas before emptying into Manila Bay.
 E258206 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: Meycauayan River | Statement: [Manila Bay, receivesRiver, Meycauayan River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Meycauayan River
Context triple: [Manila Bay, receivesRiver, Meycauayan River]
  • A. Imus River
    Imus River is a river in the province of Cavite in the Philippines that flows through several municipalities before emptying into Manila Bay.
  • B. Pampanga River
    The Pampanga River is a major river system in the Philippines that drains much of central Luzon, supporting extensive agriculture and communities along its floodplain.
  • C. Cabanga
    Cabanga is a coastal neighborhood and marina district in Recife, Brazil, known for its nautical activities and proximity to the city’s central area.
  • D. Brenz River
    The Brenz River is a tributary of the Danube in southern Germany that flows through the state of Baden-Württemberg, including the town of Heidenheim an der Brenz.
  • E. Rhumel River
    The Rhumel River is a river in northeastern Algeria that flows through the city of Constantine, carving its famous deep gorges and shaping the city’s dramatic landscape.
  • 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: Meycauayan River
Triple: [Manila Bay, receivesRiver, Meycauayan River]
Generated description
Meycauayan River is a heavily polluted river in Bulacan, Philippines, known for flowing through industrial and residential areas before emptying into Manila Bay.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Meycauayan River
Target entity description: Meycauayan River is a heavily polluted river in Bulacan, Philippines, known for flowing through industrial and residential areas before emptying into Manila Bay.
  • A. Imus River
    Imus River is a river in the province of Cavite in the Philippines that flows through several municipalities before emptying into Manila Bay.
  • B. Pampanga River
    The Pampanga River is a major river system in the Philippines that drains much of central Luzon, supporting extensive agriculture and communities along its floodplain.
  • C. Cabanga
    Cabanga is a coastal neighborhood and marina district in Recife, Brazil, known for its nautical activities and proximity to the city’s central area.
  • D. Brenz River
    The Brenz River is a tributary of the Danube in southern Germany that flows through the state of Baden-Württemberg, including the town of Heidenheim an der Brenz.
  • E. Rhumel River
    The Rhumel River is a river in northeastern Algeria that flows through the city of Constantine, carving its famous deep gorges and shaping the city’s dramatic landscape.
  • 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_69a88b01e0048190ba96431b5f990ba9 completed March 4, 2026, 7:41 p.m.
NER Named-entity recognition batch_69abc18ed0708190aa3156e9d35120c3 completed March 7, 2026, 6:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae960554108190a202855ad0d3caaa completed March 9, 2026, 9:42 a.m.
NEDg Description generation batch_69ae96b399608190bfa846c433612142 completed March 9, 2026, 9:45 a.m.
NED2 Entity disambiguation (via description) batch_69ae977aac9c8190b5fecd5fea8893fd completed March 9, 2026, 9:48 a.m.
Created at: March 4, 2026, 7:48 p.m.