Triple
T3136505
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lisbon Oriente railway station |
E65541
|
entity |
| Predicate | builtFor |
P1261
|
FINISHED |
| Object | Expo 98 |
E172240
|
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: Expo 98 | Statement: [Lisbon Oriente railway station, builtFor, Expo 98]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Expo 98 Context triple: [Lisbon Oriente railway station, builtFor, Expo 98]
-
A.
Expo 98
chosen
Expo 98 was the 1998 World Exposition held in Lisbon, Portugal, themed around the oceans and maritime exploration, which spurred major urban redevelopment along the Tagus River.
-
B.
Expo 85
Expo 85 was a world's fair held in Tsukuba, Japan, showcasing advances in science and technology during the mid-1980s.
-
C.
Expo 58
Expo 58 was the first major World’s Fair held after World War II, hosted in Brussels in 1958 and best known for its iconic Atomium structure and celebration of postwar modernity and technological progress.
-
D.
Expo '81
Expo '81 was a world's fair held in 1981, serving as the subsequent international exposition after Expo '75.
-
E.
Expo '75
Expo '75 was a world's fair held in Okinawa, Japan, that showcased marine science and technology while promoting the island's post-reversion development and international exchange.
- 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_69ad8581c25c8190b0d85ba9b9baa531 |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada564eacc8190a54d07b4eb31c196 |
completed | March 8, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b20f8793488190aa31040edaf1d627 |
completed | March 12, 2026, 12:57 a.m. |
Created at: March 8, 2026, 3:05 p.m.