Triple

T12291828
Position Surface form Disambiguated ID Type / Status
Subject Shanghai Metro Line 18 E292981 entity
Predicate hasTerminus P388 FINISHED
Object Hangtou
Hangtou is a town in Shanghai, China, known as the southern terminus of the Shanghai Metro’s Line 18.
 E987608 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: Hangtou | Statement: [Shanghai Metro Line 18, hasTerminus, Hangtou]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hangtou
Context triple: [Shanghai Metro Line 18, hasTerminus, Hangtou]
  • A. Tiāntán
    Tiāntán is the Chinese pinyin name for the Temple of Heaven, a historic imperial religious complex in Beijing where Ming and Qing dynasty emperors performed annual ceremonies to pray for good harvests.
  • B. Tai Yuan
    The Tai Yuan are a Tai-speaking ethnic group native to Northern Thailand, historically associated with the former Lanna Kingdom and known for their distinct language, culture, and traditions.
  • C. Lüshunkou
    Lüshunkou is a strategically important port city at the tip of the Liaodong Peninsula in northeastern China, historically known as Port Arthur and the site of major naval and military conflicts.
  • D. Taian
    Taian is a prefecture-level city in eastern China's Shandong province, best known as the gateway to the sacred Mount Tai.
  • E. Wafangdian
    Wafangdian is a county-level city in Liaoning Province, China, known for its bearing industry and as an important satellite city of Dalian.
  • 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: Hangtou
Triple: [Shanghai Metro Line 18, hasTerminus, Hangtou]
Generated description
Hangtou is a town in Shanghai, China, known as the southern terminus of the Shanghai Metro’s Line 18.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hangtou
Target entity description: Hangtou is a town in Shanghai, China, known as the southern terminus of the Shanghai Metro’s Line 18.
  • A. Tiāntán
    Tiāntán is the Chinese pinyin name for the Temple of Heaven, a historic imperial religious complex in Beijing where Ming and Qing dynasty emperors performed annual ceremonies to pray for good harvests.
  • B. Tai Yuan
    The Tai Yuan are a Tai-speaking ethnic group native to Northern Thailand, historically associated with the former Lanna Kingdom and known for their distinct language, culture, and traditions.
  • C. Lüshunkou
    Lüshunkou is a strategically important port city at the tip of the Liaodong Peninsula in northeastern China, historically known as Port Arthur and the site of major naval and military conflicts.
  • D. Taian
    Taian is a prefecture-level city in eastern China's Shandong province, best known as the gateway to the sacred Mount Tai.
  • E. Wafangdian
    Wafangdian is a county-level city in Liaoning Province, China, known for its bearing industry and as an important satellite city of Dalian.
  • 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_69d6ab690ad081908c0ed3870ec82d53 completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d91d22ba488190914342fa7e69e159 completed April 10, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69f64b8cf0e8819088f5ee03495bbf61 completed May 2, 2026, 7:07 p.m.
NEDg Description generation batch_69f64d15a97c81909046190f0d0fd986 completed May 2, 2026, 7:14 p.m.
NED2 Entity disambiguation (via description) batch_69f64e6d311c8190b851b89e394165d0 completed May 2, 2026, 7:20 p.m.
Created at: April 8, 2026, 9:52 p.m.