Triple
T9890005
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chang’e lunar exploration program |
E181427
|
entity |
| Predicate | firstRover |
P91635
|
FINISHED |
| Object | Yutu |
E830857
|
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 | Statement: [Chang’e lunar exploration program, firstRover, Yutu]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yutu Context triple: [Chang’e lunar exploration program, firstRover, Yutu]
-
A.
Chang’e 3
chosen
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.
-
B.
Zhurong rover
Zhurong rover is China’s first Mars rover, designed to explore the Martian surface as part of the Tianwen-1 mission.
-
C.
Chang’e 4
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.
-
D.
Chang’e 2
Chang’e 2 is a Chinese lunar probe launched in 2010 that orbited the Moon for high-resolution mapping before traveling on to study the asteroid 4179 Toutatis.
-
E.
Rosalind Franklin rover
The Rosalind Franklin rover is a European Space Agency Mars exploration vehicle designed to search for signs of past or present life beneath the Martian surface.
- 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: firstRover Context triple: [Chang’e lunar exploration program, firstRover, Yutu]
-
A.
roverName
Indicates that an entity is the name assigned to a particular rover.
-
B.
firstUSRoverOnMars
Indicates that the subject is the first U.S. rover to successfully land and operate on Mars.
-
C.
roverFunction
Indicates that an entity serves as a rover and specifies the function, role, or operational purpose it performs.
-
D.
usedLunarRovingVehicle
Indicates that an entity operated or traveled using a lunar roving vehicle during a lunar mission or activity.
-
E.
isFirstSpacecraftTo
Indicates that a spacecraft is the earliest or initial one to reach, visit, or achieve a specified destination or milestone.
- 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_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_69d2e519c7a88190b8776b4af4908d1f |
completed | April 5, 2026, 10:41 p.m. |
| PD | Predicate disambiguation | batch_69cd1d810ed48190a252b70e9390c8f3 |
completed | April 1, 2026, 1:28 p.m. |
| PDg | Predicate description generation | batch_69cd36f112bc81908b473787e702de2f |
completed | April 1, 2026, 3:17 p.m. |
Created at: March 30, 2026, 8:39 p.m.