Triple
T1816233
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Mead |
E40441
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Lower Colorado River Basin |
E17193
|
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: Lower Colorado River Basin | Statement: [Lake Mead, partOf, Lower Colorado River Basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lower Colorado River Basin Context triple: [Lake Mead, partOf, Lower Colorado River Basin]
-
A.
Lower Colorado River region
chosen
The Lower Colorado River region is an area along the lower course of the Colorado River in the southwestern United States and northwestern Mexico, traditionally inhabited by Indigenous peoples whose cultures and languages are part of the Yuman language family.
-
B.
San Juan River basin
The San Juan River basin is a Central American watershed that drains Lake Nicaragua and surrounding regions through the San Juan River toward the Caribbean Sea.
-
C.
Amargosa River basin
The Amargosa River basin is an arid watershed in the Mojave Desert known for its intermittent river, unique desert ecosystems, and rare oases supporting specialized wildlife.
-
D.
Arkansas River region
The Arkansas River region is a historic and culturally significant area in the central United States shaped by the course of the Arkansas River, long serving as a corridor for Indigenous peoples, trade, and settlement.
-
E.
Mono Basin
Mono Basin is a high-desert watershed in eastern California best known for Mono Lake, its striking tufa formations, and its dramatic Eastern Sierra scenery.
- 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_69a8864526c081908a3a4d74f689e2c5 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69aa65f614888190a475f7df627d5f0a |
completed | March 6, 2026, 5:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adbf5de46c8190817f67d692e98803 |
completed | March 8, 2026, 6:26 p.m. |
Created at: March 4, 2026, 7:32 p.m.