Triple
T5172206
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Howard station |
E116709
|
entity |
| Predicate | hasTransferBetween |
P34164
|
FINISHED |
| Object |
Red Line and Purple Line
The Red Line and Purple Line are two Chicago 'L' rapid transit routes that share tracks along the North Side and provide commuter service between the city and northern suburbs.
|
E502471
|
NE FINISHED |
How this triple was built (5 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: Red Line and Purple Line | Statement: [Howard station, hasTransferBetween, Red Line and Purple Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Red Line and Purple Line Context triple: [Howard station, hasTransferBetween, Red Line and Purple Line]
-
A.
Blue Line and Orange Line
The Blue Line and Orange Line are two intersecting Washington Metro rapid transit routes serving Virginia and the District of Columbia, sharing key stations such as Rosslyn.
-
B.
Red Line and Green Line
Red Line and Green Line are two key Boston MBTA subway lines that intersect at Park Street Station, serving as major routes through the city and surrounding areas.
-
C.
Red Line–Orange Line
Red Line–Orange Line is a transfer connection point in the Chicago 'L' rapid transit system where passengers can switch between the Red and Orange lines.
-
D.
The Red Line
The Red Line is an American television drama miniseries that follows the intersecting lives of three Chicago families after a white police officer shoots an unarmed Black doctor, and is known for starring Noah Wyle.
-
E.
Red Line
The Red Line is a major light rail route in the Dallas Area Rapid Transit (DART) system serving key corridors across the Dallas–Fort Worth metro area.
- 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: Red Line and Purple Line Triple: [Howard station, hasTransferBetween, Red Line and Purple Line]
Generated description
The Red Line and Purple Line are two Chicago 'L' rapid transit routes that share tracks along the North Side and provide commuter service between the city and northern suburbs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Red Line and Purple Line Target entity description: The Red Line and Purple Line are two Chicago 'L' rapid transit routes that share tracks along the North Side and provide commuter service between the city and northern suburbs.
-
A.
Blue Line and Orange Line
The Blue Line and Orange Line are two intersecting Washington Metro rapid transit routes serving Virginia and the District of Columbia, sharing key stations such as Rosslyn.
-
B.
Red Line and Green Line
Red Line and Green Line are two key Boston MBTA subway lines that intersect at Park Street Station, serving as major routes through the city and surrounding areas.
-
C.
Red Line–Orange Line
Red Line–Orange Line is a transfer connection point in the Chicago 'L' rapid transit system where passengers can switch between the Red and Orange lines.
-
D.
The Red Line
The Red Line is an American television drama miniseries that follows the intersecting lives of three Chicago families after a white police officer shoots an unarmed Black doctor, and is known for starring Noah Wyle.
-
E.
Red Line
The Red Line is a major light rail route in the Dallas Area Rapid Transit (DART) system serving key corridors across the Dallas–Fort Worth metro area.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasTransferBetween Context triple: [Howard station, hasTransferBetween, Red Line and Purple Line]
-
A.
hasTransfer
Indicates a relationship where something is moved or conveyed from one entity or location to another.
-
B.
transfersAvailableAt
chosen
Indicates that one entity offers or supports the ability to transfer to another service, route, or mode at a specified location or context.
-
C.
allowsTransferTo
Indicates that one entity permits or enables the transfer of something (such as rights, funds, or data) to another specified entity.
-
D.
isInterchangeBetween
Indicates a relationship where something serves as a point or medium through which two or more entities can exchange or transfer items, information, or traffic between each other.
-
E.
hasVirtualTransfer
Indicates that one entity is transferred to another through a non-physical or digital/virtual means rather than a direct physical transfer.
- F. None of above.
Provenance (6 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_69bd445ff97c81909a2615cc56235470 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd795252a481908634779f3f656574 |
completed | March 20, 2026, 4:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beefadfd3c81909d21c1a08daeca7f |
completed | March 21, 2026, 7:21 p.m. |
| NEDg | Description generation | batch_69bef02080f48190836ed5c36e53a620 |
completed | March 21, 2026, 7:23 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bef099826481909b4c4e3e0718752a |
completed | March 21, 2026, 7:25 p.m. |
| PD | Predicate disambiguation | batch_69bd77b529948190b86671ebe43f4734 |
completed | March 20, 2026, 4:37 p.m. |
Created at: March 20, 2026, 1:45 p.m.