Triple
T2331582
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arbatsko–Pokrovskaya Line |
E44213
|
entity |
| Predicate | usesRollingStockType |
P1305
|
FINISHED |
| Object | Moscow Metro 81-series trains |
E257055
|
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: Moscow Metro 81-series trains | Statement: [Arbatsko–Pokrovskaya Line, usesRollingStockType, Moscow Metro 81-series trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Moscow Metro 81-series trains Context triple: [Arbatsko–Pokrovskaya Line, usesRollingStockType, Moscow Metro 81-series trains]
-
A.
Moscow Metro 81-767 series
chosen
The Moscow Metro 81-767 series is a modern generation of metro trainsets used on Moscow’s rapid transit system, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
-
B.
Moscow Metro 81-776 series
The Moscow Metro 81-776 series is a modern generation of metro trainsets used on Moscow’s network, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
-
C.
Moscow Metro 81-766 series
The Moscow Metro 81-766 series is a modern generation of high-capacity electric multiple unit trains used on newer lines of the Moscow Metro, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
-
D.
Moscow Metro 81-765 series
The Moscow Metro 81-765 series is a modern generation of metro trains featuring improved energy efficiency, passenger comfort, and advanced onboard systems, used on newer lines of the Moscow Metro.
-
E.
Moscow Monorail
Moscow Monorail is an elevated urban transit line in Moscow that operates with monorail technology and complements the city’s metro system.
- 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_69a889132b488190bbb43ad4780ddd92 |
completed | March 4, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69abc669956881908b8d9784d6a06acf |
completed | March 7, 2026, 6:32 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aea8786d508190aac531a88fc5076f |
completed | March 9, 2026, 11:01 a.m. |
Created at: March 4, 2026, 7:51 p.m.