Triple

T9890007
Position Surface form Disambiguated ID Type / Status
Subject Chang’e lunar exploration program E181427 entity
Predicate firstFarSideRover P37344 FINISHED
Object Yutu-2 E832565 NE FINISHED

How this triple was built (3 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: Yutu-2 | Statement: [Chang’e lunar exploration program, firstFarSideRover, Yutu-2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Yutu-2
Context triple: [Chang’e lunar exploration program, firstFarSideRover, Yutu-2]
  • A. Zhurong rover
    Zhurong rover is China’s first Mars rover, designed to explore the Martian surface as part of the Tianwen-1 mission.
  • B. Chang’e 4 chosen
    Chang’e 4 is a Chinese lunar mission best known for achieving the first soft landing and rover exploration on the far side of the Moon.
  • C. Chang’e 3
    Chang’e 3 is a Chinese lunar exploration mission that successfully soft-landed on the Moon in 2013 and deployed the Yutu rover to conduct surface and astronomical observations.
  • D. Chang’e 6
    Chang’e 6 is a Chinese robotic lunar mission designed to land on the Moon’s far side, collect samples, and return them to Earth as part of China’s ongoing lunar exploration efforts.
  • E. Chang’e 7
    Chang’e 7 is a planned Chinese lunar mission focused on detailed exploration of the Moon’s south polar region, including resource prospecting and environmental investigation.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: firstFarSideRover
Context triple: [Chang’e lunar exploration program, firstFarSideRover, Yutu-2]
  • A. roverName chosen
    Indicates that an entity is the name assigned to a particular rover.
  • B. usedLunarRovingVehicle
    Indicates that an entity operated or traveled using a lunar roving vehicle during a lunar mission or activity.
  • C. positionOnPerseverance
    Indicates that one entity occupies a specific physical location or mounting point on the Perseverance rover.
  • D. firstUSRoverOnMars
    Indicates that the subject is the first U.S. rover to successfully land and operate on Mars.
  • E. firstOperationDateOnMars
    Indicates the date on which the very first operation or activity was carried out on Mars.
  • F. None of above.

Provenance (4 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_69ca8283a6708190801af7a25a7ebb9f completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cdb47dfa908190884e96e5e5d6f41f completed April 2, 2026, 12:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69d3171f23d08190a5f9cd2c3d139a0e completed April 6, 2026, 2:14 a.m.
PD Predicate disambiguation batch_69cd1d872d50819096b7ab166a8decf1 completed April 1, 2026, 1:28 p.m.
Created at: March 30, 2026, 8:39 p.m.