ELN
E559469
ELN was the stock ticker symbol for Elan Pharmaceuticals, an Irish biotechnology company known for developing treatments for neurological and autoimmune diseases.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ELN canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T5981265 — 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: ELN Context triple: [Elan Pharmaceuticals, tickerSymbol, ELN]
-
A.
ELAS
ELAS was the main Greek resistance army during World War II, closely linked to the communist-led National Liberation Front (EAM), and played a central role in the fight against Axis occupation.
-
B.
EALA
EALA is the regional legislative body of the East African Community responsible for making laws and providing oversight for the bloc.
-
C.
ELCH
The ELCH is a regional Protestant church body in Germany that forms part of the Evangelical Church in Germany (EKD) and follows the Lutheran tradition.
-
D.
EIL
EIL is the IATA airport code for Eielson Air Force Base, a United States Air Force installation near Fairbanks, Alaska.
-
E.
AELM
AELM is the commonly used abbreviation for the APEC Economic Leaders' Meeting, an annual summit where leaders of Asia-Pacific economies discuss regional economic cooperation and policy.
- 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: ELN Target entity description: ELN was the stock ticker symbol for Elan Pharmaceuticals, an Irish biotechnology company known for developing treatments for neurological and autoimmune diseases.
-
A.
ELAS
ELAS was the main Greek resistance army during World War II, closely linked to the communist-led National Liberation Front (EAM), and played a central role in the fight against Axis occupation.
-
B.
EALA
EALA is the regional legislative body of the East African Community responsible for making laws and providing oversight for the bloc.
-
C.
ELCH
The ELCH is a regional Protestant church body in Germany that forms part of the Evangelical Church in Germany (EKD) and follows the Lutheran tradition.
-
D.
EIL
EIL is the IATA airport code for Eielson Air Force Base, a United States Air Force installation near Fairbanks, Alaska.
-
E.
AELM
AELM is the commonly used abbreviation for the APEC Economic Leaders' Meeting, an annual summit where leaders of Asia-Pacific economies discuss regional economic cooperation and policy.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
analgesic drug
ⓘ
biotechnology company ⓘ monoclonal antibody drug ⓘ stock ticker symbol ⓘ |
| acquiredBy | Perrigo ⓘ |
| acquisitionDate | 2013 ⓘ |
| associatedCompany | Elan Pharmaceuticals ⓘ |
| collaboratedWith |
Biogen Idec
ⓘ
linked to:
Biogen
|
| country | Ireland ⓘ |
| countryOfIncorporation | Ireland ⓘ |
| developed |
Prialt
ⓘ
Tysabri ⓘ |
| dissolved | 2013 ⓘ |
| field |
Autoimmune diseases
ⓘ
Neurology ⓘ |
| focus |
Alzheimer's disease research
ⓘ
neurodegenerative diseases ⓘ |
| foundedBy |
American Home Products (spin-out origin context)
ⓘ
linked to:
American Home Products
Donal Geaney ⓘ |
| headquartersLocation |
Dublin, Ireland
ⓘ
linked to:
Dublin
|
| industry |
Biotechnology
ⓘ
Pharmaceuticals ⓘ |
| listedOn |
Irish Stock Exchange
ⓘ
New York Stock Exchange ⓘ |
| notableDrug |
Prialt
ⓘ
Tysabri ⓘ |
| notableTechnology | drug delivery technologies ⓘ |
| represents | Elan Pharmaceuticals ⓘ |
| researchArea |
central nervous system disorders
ⓘ
immunology ⓘ |
| specializesIn |
treatments for autoimmune diseases
ⓘ
treatments for neurological diseases ⓘ |
| status | defunct as independent company ⓘ |
| stockExchange |
Irish Stock Exchange
ⓘ
New York Stock Exchange ⓘ |
| stockTicker | ELN ⓘ |
| tradedAs | ELN ⓘ |
| treats |
Crohn's disease
ⓘ
multiple sclerosis ⓘ severe chronic pain ⓘ |
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: ELN Description of subject: ELN was the stock ticker symbol for Elan Pharmaceuticals, an Irish biotechnology company known for developing treatments for neurological and autoimmune diseases.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
ELN