Triple

T16531072
Position Surface form Disambiguated ID Type / Status
Subject Thames Group E401565 entity
Predicate hasStratigraphicCode P123913 FINISHED
Object THAM (BGS code, context-dependent)
THAM is a British Geological Survey stratigraphic code used to denote the Thames Group, a sequence of mainly Paleogene sedimentary rocks in the London and surrounding basins.
E1218271 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: THAM (BGS code, context-dependent) | Statement: [Thames Group, hasStratigraphicCode, THAM (BGS code, context-dependent)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: THAM (BGS code, context-dependent)
Context triple: [Thames Group, hasStratigraphicCode, THAM (BGS code, context-dependent)]
  • A. Tham
    Tham is a personal name used as a variant form of the name Tan in certain cultural and linguistic contexts.
  • B. Thoms
    Thoms is the surname of American actress and singer Tracie Thoms, known for her work in film, television, and theater.
  • C. Thumrait
    Thumrait is a town in Oman’s Dhofar Governorate known historically as a Bedouin settlement and strategically for its Royal Air Force of Oman air base.
  • D. Tyam
    Tyam is an alternative spelling or variant form of the name Thiam, commonly used as a personal or family name.
  • E. THVM
    THVM is the station code for Thivim railway station, a key rail stop in North Goa, India, serving as an access point to popular nearby beaches and towns.
  • 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: THAM (BGS code, context-dependent)
Triple: [Thames Group, hasStratigraphicCode, THAM (BGS code, context-dependent)]
Generated description
THAM is a British Geological Survey stratigraphic code used to denote the Thames Group, a sequence of mainly Paleogene sedimentary rocks in the London and surrounding basins.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: THAM (BGS code, context-dependent)
Target entity description: THAM is a British Geological Survey stratigraphic code used to denote the Thames Group, a sequence of mainly Paleogene sedimentary rocks in the London and surrounding basins.
  • A. Tham
    Tham is a personal name used as a variant form of the name Tan in certain cultural and linguistic contexts.
  • B. Thoms
    Thoms is the surname of American actress and singer Tracie Thoms, known for her work in film, television, and theater.
  • C. Thumrait
    Thumrait is a town in Oman’s Dhofar Governorate known historically as a Bedouin settlement and strategically for its Royal Air Force of Oman air base.
  • D. Tyam
    Tyam is an alternative spelling or variant form of the name Thiam, commonly used as a personal or family name.
  • E. THVM
    THVM is the station code for Thivim railway station, a key rail stop in North Goa, India, serving as an access point to popular nearby beaches and towns.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasStratigraphicCode
Context triple: [Thames Group, hasStratigraphicCode, THAM (BGS code, context-dependent)]
  • A. hasStratigraphicPosition
    Indicates the relative position of one geological layer or unit within a stratigraphic sequence in relation to another.
  • B. isKeyStratigraphicUnitFor
    Indicates that one stratigraphic unit serves as the primary or defining reference layer for interpreting or correlating other geological units in a given context.
  • C. hasStratigraphicFeature
    Indicates a relationship in which a geological unit, site, or context contains, exhibits, or is associated with a particular stratigraphic feature (such as a layer, horizon, or boundary) within its stratigraphic sequence.
  • D. hasChronostratigraphicUnit
    Indicates a relationship where something is associated with, or classified by, a specific chronostratigraphic unit (a defined interval of geological time represented by rock layers).
  • E. hasStratigraphicThickness
    Indicates the measured vertical thickness or depth extent of a stratigraphic unit or layer.
  • F. None of above. chosen

Provenance (7 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_69d883838abc8190bc79cb2d41733ce2 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e32ed741088190a285f8f9431810f3 completed April 18, 2026, 7:12 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00609129808190b893346e06deb944 completed May 10, 2026, 10:40 a.m.
NEDg Description generation batch_6a0061d3e42c819092d4ece63661a327 completed May 10, 2026, 10:45 a.m.
NED2 Entity disambiguation (via description) batch_6a00625771e88190ac355bbddb9b38ed completed May 10, 2026, 10:47 a.m.
PD Predicate disambiguation batch_69e296995d388190b88ebe189dce890d completed April 17, 2026, 8:22 p.m.
PDg Predicate description generation batch_69e2d7f97e548190a474691a152bd8e8 completed April 18, 2026, 1:01 a.m.
Created at: April 10, 2026, 5:14 a.m.