Triple

T3891259
Position Surface form Disambiguated ID Type / Status
Subject Terminal 5 E88066 entity
Predicate hasPier P15921 FINISHED
Object T5A main building
T5A main building is the primary passenger concourse of Heathrow Airport’s Terminal 5, housing the main check-in, security, and departure facilities.
E396897 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: T5A main building | Statement: [Terminal 5, hasPier, T5A main building]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: T5A main building
Context triple: [Terminal 5, hasPier, T5A main building]
  • A. TAC Building
    The TAC Building is a major research and educational facility within the Yale School of Medicine campus.
  • B. Building 5
    Building 5 is a notable pre-Columbian structure within the ancient Mesoamerican city of El Tajín in Veracruz, Mexico, recognized for its intricate reliefs and ceremonial significance.
  • C. Hauptbau
    Hauptbau is the main building of the Kunstmuseum Basel, housing a significant portion of the museum’s renowned art collections and exhibitions.
  • D. Main Building
    Main Building is the iconic, historic central structure on Vassar College’s campus, known for its distinctive architecture and role as a focal point of college life.
  • E. Main Building
    The Main Building of the Tel Aviv Museum of Art is its principal exhibition complex, housing major collections of modern and contemporary art and serving as the museum’s central architectural landmark.
  • 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: T5A main building
Triple: [Terminal 5, hasPier, T5A main building]
Generated description
T5A main building is the primary passenger concourse of Heathrow Airport’s Terminal 5, housing the main check-in, security, and departure facilities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: T5A main building
Target entity description: T5A main building is the primary passenger concourse of Heathrow Airport’s Terminal 5, housing the main check-in, security, and departure facilities.
  • A. TAC Building
    The TAC Building is a major research and educational facility within the Yale School of Medicine campus.
  • B. Building 5
    Building 5 is a notable pre-Columbian structure within the ancient Mesoamerican city of El Tajín in Veracruz, Mexico, recognized for its intricate reliefs and ceremonial significance.
  • C. Hauptbau
    Hauptbau is the main building of the Kunstmuseum Basel, housing a significant portion of the museum’s renowned art collections and exhibitions.
  • D. Main Building
    Main Building is the iconic, historic central structure on Vassar College’s campus, known for its distinctive architecture and role as a focal point of college life.
  • E. Main Building
    The Main Building is the central legislative edifice within the Batasang Pambansa Complex that houses the core offices and session hall of the Philippine House of Representatives.
  • 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_69aed9466d548190939f5217a23ed4ac completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeecb0ba448190aa076865b7762002 completed March 9, 2026, 3:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69b51c91d41c8190868ce530d58b5516 completed March 14, 2026, 8:30 a.m.
NEDg Description generation batch_69b51d21f9148190914639d9048f9f8e completed March 14, 2026, 8:32 a.m.
NED2 Entity disambiguation (via description) batch_69b51dd884bc8190bf660c4eb70eccb1 completed March 14, 2026, 8:35 a.m.
Created at: March 9, 2026, 3:21 p.m.