Triple
T2995871
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | A Line (Los Angeles Metro) |
E81064
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object |
E Line (Los Angeles Metro)
The E Line (Los Angeles Metro) is a light rail line in Los Angeles County that runs east–west, linking downtown Los Angeles with Santa Monica and several major Westside and Expo Corridor destinations.
|
E337509
|
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: E Line (Los Angeles Metro) | Statement: [A Line (Los Angeles Metro), connectsWith, E Line (Los Angeles Metro)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: E Line (Los Angeles Metro) Context triple: [A Line (Los Angeles Metro), connectsWith, E Line (Los Angeles Metro)]
-
A.
L Line (Los Angeles Metro)
The L Line was a light rail route in the Los Angeles Metro Rail system that connected East Los Angeles and the San Gabriel Valley to downtown and northeast Los Angeles before being restructured into other lines.
-
B.
K Line (Los Angeles Metro)
The K Line is a light rail route in the Los Angeles Metro Rail system serving neighborhoods in South Los Angeles and connecting to major transit hubs.
-
C.
D Line (Los Angeles Metro)
The D Line is a heavy-rail subway route in the Los Angeles Metro system that runs primarily beneath Wilshire Boulevard, connecting downtown Los Angeles with the city’s westside.
-
D.
Crenshaw/LAX Line
The Crenshaw/LAX Line, now known as the Metro K Line, is a Los Angeles Metro Rail light rail route serving the Crenshaw Corridor and providing key transit access to the area around Los Angeles International Airport.
-
E.
LA Metro A Line
The LA Metro A Line is a light rail line in Los Angeles County that connects downtown Los Angeles with several surrounding communities, including Pasadena and Long Beach.
- 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: E Line (Los Angeles Metro) Triple: [A Line (Los Angeles Metro), connectsWith, E Line (Los Angeles Metro)]
Generated description
The E Line (Los Angeles Metro) is a light rail line in Los Angeles County that runs east–west, linking downtown Los Angeles with Santa Monica and several major Westside and Expo Corridor destinations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: E Line (Los Angeles Metro) Target entity description: The E Line (Los Angeles Metro) is a light rail line in Los Angeles County that runs east–west, linking downtown Los Angeles with Santa Monica and several major Westside and Expo Corridor destinations.
-
A.
L Line (Los Angeles Metro)
The L Line was a light rail route in the Los Angeles Metro Rail system that connected East Los Angeles and the San Gabriel Valley to downtown and northeast Los Angeles before being restructured into other lines.
-
B.
K Line (Los Angeles Metro)
The K Line is a light rail route in the Los Angeles Metro Rail system serving neighborhoods in South Los Angeles and connecting to major transit hubs.
-
C.
D Line (Los Angeles Metro)
The D Line is a heavy-rail subway route in the Los Angeles Metro system that runs primarily beneath Wilshire Boulevard, connecting downtown Los Angeles with the city’s westside.
-
D.
Crenshaw/LAX Line
The Crenshaw/LAX Line, now known as the Metro K Line, is a Los Angeles Metro Rail light rail route serving the Crenshaw Corridor and providing key transit access to the area around Los Angeles International Airport.
-
E.
LA Metro A Line
The LA Metro A Line is a light rail line in Los Angeles County that connects downtown Los Angeles with several surrounding communities, including Pasadena and Long Beach.
- 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_69ad8b187fc8819085914d3c9ea3142d |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad99f481688190ae8cd1e057f9dfc7 |
completed | March 8, 2026, 3:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b261d8d40c8190b5f0a78e4d3069f6 |
completed | March 12, 2026, 6:48 a.m. |
| NEDg | Description generation | batch_69b265b622cc8190abc3136b2a3ca450 |
completed | March 12, 2026, 7:05 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b26624586c8190a016005b0d2f2634 |
completed | March 12, 2026, 7:07 a.m. |
Created at: March 8, 2026, 2:59 p.m.