Triple
T4898760
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kelso Depot |
E109745
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
Union Pacific Railroad main line through the Mojave Desert
The Union Pacific Railroad main line through the Mojave Desert is a major transcontinental freight corridor crossing the arid Mojave region of California, historically serving depots like Kelso as key operational and service points.
|
E478344
|
NE FINISHED |
How this triple was built (4 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: Union Pacific Railroad main line through the Mojave Desert | Statement: [Kelso Depot, railwayLine, Union Pacific Railroad main line through the Mojave Desert]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Pacific Railroad main line through the Mojave Desert Context triple: [Kelso Depot, railwayLine, Union Pacific Railroad main line through the Mojave Desert]
-
A.
Union Pacific West Line
The Union Pacific West Line is a commuter rail route in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, providing daily passenger service as part of the Metra system.
-
B.
Burlington Northern Santa Fe Railway main line
The Burlington Northern Santa Fe Railway main line is a major transcontinental freight rail corridor in the United States that carries heavy rail traffic across key western routes, including the desert region near Needles, California.
-
C.
Union Pacific Railroad Fresno Subdivision
The Union Pacific Railroad Fresno Subdivision is a key freight and passenger rail corridor in California’s Central Valley that carries both Union Pacific trains and Altamont Corridor Express commuter services.
-
D.
BNSF Southern Transcon
The BNSF Southern Transcon is a major high-capacity freight rail corridor across the southern United States, serving as one of BNSF Railway’s primary routes for transcontinental intermodal and merchandise traffic.
-
E.
Union Pacific Railroad Coast Subdivision
The Union Pacific Railroad Coast Subdivision is a key rail corridor in California that carries both freight and commuter services, including trains operated by the Altamont Corridor Express.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Union Pacific Railroad main line through the Mojave Desert Triple: [Kelso Depot, railwayLine, Union Pacific Railroad main line through the Mojave Desert]
Generated description
The Union Pacific Railroad main line through the Mojave Desert is a major transcontinental freight corridor crossing the arid Mojave region of California, historically serving depots like Kelso as key operational and service points.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Union Pacific Railroad main line through the Mojave Desert Target entity description: The Union Pacific Railroad main line through the Mojave Desert is a major transcontinental freight corridor crossing the arid Mojave region of California, historically serving depots like Kelso as key operational and service points.
-
A.
Union Pacific West Line
The Union Pacific West Line is a commuter rail route in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, providing daily passenger service as part of the Metra system.
-
B.
Burlington Northern Santa Fe Railway main line
The Burlington Northern Santa Fe Railway main line is a major transcontinental freight rail corridor in the United States that carries heavy rail traffic across key western routes, including the desert region near Needles, California.
-
C.
Union Pacific Railroad Fresno Subdivision
The Union Pacific Railroad Fresno Subdivision is a key freight and passenger rail corridor in California’s Central Valley that carries both Union Pacific trains and Altamont Corridor Express commuter services.
-
D.
BNSF Southern Transcon
The BNSF Southern Transcon is a major high-capacity freight rail corridor across the southern United States, serving as one of BNSF Railway’s primary routes for transcontinental intermodal and merchandise traffic.
-
E.
Union Pacific Railroad Coast Subdivision
The Union Pacific Railroad Coast Subdivision is a key rail corridor in California that carries both freight and commuter services, including trains operated by the Altamont Corridor Express.
- 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_69bd4410bbf88190aad50d2451c863d6 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6e4adfc48190b35bf3ad59779bd8 |
completed | March 20, 2026, 3:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be6fcda9748190a5101aed11ae14a8 |
completed | March 21, 2026, 10:15 a.m. |
| NEDg | Description generation | batch_69be707405008190ba1456544e8da593 |
completed | March 21, 2026, 10:18 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be70e5537c8190b4db230932818a9c |
completed | March 21, 2026, 10:20 a.m. |
Created at: March 20, 2026, 1:28 p.m.