Triple

T1422814
Position Surface form Disambiguated ID Type / Status
Subject Southern Pacific Cab Forward locomotive E30261 entity
Predicate classificationBySP P28915 FINISHED
Object AC-6 E163094 NE FINISHED

How this triple was built (2 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: AC-6 | Statement: [Southern Pacific Cab Forward locomotive, classificationBySP, AC-6]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: AC-6
Context triple: [Southern Pacific Cab Forward locomotive, classificationBySP, AC-6]
  • A. AC-5 chosen
    AC-5 was a class of Southern Pacific Railroad cab-forward articulated steam locomotives built in the late 1920s for heavy freight service over mountainous routes.
  • B. Douglas A-26 Invader
    The Douglas A-26 Invader is a World War II–era American twin‑engine light bomber and ground-attack aircraft that later saw extensive service in the Korean and Vietnam Wars.
  • C. M-346 trainer aircraft
    The M-346 is an advanced jet trainer and light attack aircraft designed for lead-in fighter training and tactical roles, widely used by several air forces worldwide.
  • D. Beechcraft T-6 Texan II
    The Beechcraft T-6 Texan II is a single-engine turboprop military trainer aircraft widely used by air forces for primary and basic flight training.
  • E. A-4 Skyhawk
    The A-4 Skyhawk is a compact, carrier-capable American attack jet widely used during the Cold War, particularly noted for its role in the Vietnam War and service with several allied air forces.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a498fb823c8190a67ce4c4837e641a completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c9df014081908a6e2f41ba012ecc completed March 1, 2026, 11:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad08b09c948190a5ec17021299049e completed March 8, 2026, 5:27 a.m.
Created at: March 1, 2026, 8 p.m.