L01BA04
E561030
L01BA04 is the ATC classification code for pemetrexed, a chemotherapy agent used primarily in the treatment of malignant pleural mesothelioma and non-small cell lung cancer.
All labels observed (1)
| Label | Occurrences |
|---|---|
| L01BA04 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6003475 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: L01BA04 Context triple: [Alimta, hasATCCode, L01BA04]
-
A.
L1O
L1O is a Canadian pro-am soccer league in Ontario that forms part of the country’s third tier in the men’s and women’s soccer pyramid.
-
B.
L110
L110 is the liquid-fueled second stage used on ISRO’s GSLV Mk III heavy-lift launch vehicle.
-
C.
L1BC
L1BC is a regional Canadian soccer league that operates as part of the League1 Canada structure, providing a pro-am development platform for players in British Columbia.
-
D.
A414
The A414 is a major east–west road in southern England that links several Hertfordshire towns and provides an important route near Welwyn Garden City.
-
E.
LBA
LBA is the IATA airport code for Leeds Bradford Airport, a regional international airport serving the cities of Leeds and Bradford in West Yorkshire, England.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: L01BA04 Target entity description: L01BA04 is the ATC classification code for pemetrexed, a chemotherapy agent used primarily in the treatment of malignant pleural mesothelioma and non-small cell lung cancer.
-
A.
L1O
L1O is a Canadian pro-am soccer league in Ontario that forms part of the country’s third tier in the men’s and women’s soccer pyramid.
-
B.
L110
L110 is the liquid-fueled second stage used on ISRO’s GSLV Mk III heavy-lift launch vehicle.
-
C.
L1BC
L1BC is a regional Canadian soccer league that operates as part of the League1 Canada structure, providing a pro-am development platform for players in British Columbia.
-
D.
A414
The A414 is a major east–west road in southern England that links several Hertfordshire towns and provides an important route near Welwyn Garden City.
-
E.
LBA
LBA is the IATA airport code for Leeds Bradford Airport, a regional international airport serving the cities of Leeds and Bradford in West Yorkshire, England.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
ATC code
ⓘ
pharmacologic classification code ⓘ |
| ATCLevel1 | L ⓘ |
| ATCLevel1Description | Antineoplastic and immunomodulating agents ⓘ |
| ATCLevel2 | L01 ⓘ |
| ATCLevel2Description | Antineoplastic agents ⓘ |
| ATCLevel3 | L01B ⓘ |
| ATCLevel3Description | Antimetabolites ⓘ |
| ATCLevel4 | L01BA ⓘ |
| ATCLevel4Description | Folic acid analogues ⓘ |
| belongsToGroup | antifolate antimetabolites ⓘ |
| chemicalSubstance | pemetrexed ⓘ |
| codingSystem | Anatomical Therapeutic Chemical classification system ⓘ |
| countryScope | international ⓘ |
| hasDefinedDailyDose | yes ⓘ |
| hasRouteOfAdministration | intravenous use ⓘ |
| indication |
malignant pleural mesothelioma
ⓘ
non-small cell lung cancer ⓘ |
| maintainedBy | WHO Collaborating Centre for Drug Statistics Methodology ⓘ |
| molecularTargetClass | folate-dependent enzymes ⓘ |
| refersTo |
pemetrexed
ⓘ
linked to:
Alimta
|
| regulatoryContext | WHO ATC/DDD system ⓘ |
| targetsDiseaseType | malignant neoplasms ⓘ |
| therapeuticArea | oncology ⓘ |
| usedAs | chemotherapy agent ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: L01BA04 Description of subject: L01BA04 is the ATC classification code for pemetrexed, a chemotherapy agent used primarily in the treatment of malignant pleural mesothelioma and non-small cell lung cancer.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.