EHN1
E134371
EHN1 is a large experimental hall in CERN’s North Area used for fixed-target and test-beam particle physics experiments served by the Super Proton Synchrotron.
All labels observed (1)
| Label | Occurrences |
|---|---|
| EHN1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1166305 — 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: EHN1 Context triple: [North Area of CERN SPS, hasExperimentalHall, EHN1]
-
A.
HN
HN is the two-letter ISO 3166-1 alpha-2 country code assigned to Honduras.
-
B.
E(n)
E(n) is the Euclidean group of dimension n, consisting of all distance-preserving transformations (rotations, reflections, and translations) of n-dimensional Euclidean space.
-
C.
NH
NH is the official two-letter United States Postal Service abbreviation for the state of New Hampshire.
-
D.
HNM
HNM is the IATA airport code for Hana Airport, a small regional airport serving the town of Hana on the island of Maui in Hawaii.
-
E.
NDH
NDH was the fascist puppet state established by the Axis powers in World War II on the territory of occupied Croatia and Bosnia and Herzegovina.
- 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: EHN1 Target entity description: EHN1 is a large experimental hall in CERN’s North Area used for fixed-target and test-beam particle physics experiments served by the Super Proton Synchrotron.
-
A.
HN
HN is the two-letter ISO 3166-1 alpha-2 country code assigned to Honduras.
-
B.
E(n)
E(n) is the Euclidean group of dimension n, consisting of all distance-preserving transformations (rotations, reflections, and translations) of n-dimensional Euclidean space.
-
C.
NH
NH is the official two-letter United States Postal Service abbreviation for the state of New Hampshire.
-
D.
HNM
HNM is the IATA airport code for Hana Airport, a small regional airport serving the town of Hana on the island of Maui in Hawaii.
-
E.
NDH
NDH was the fascist puppet state established by the Axis powers in World War II on the territory of occupied Croatia and Bosnia and Herzegovina.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
experimental hall
ⓘ
physics research facility ⓘ |
| beamSource | SPS extracted proton beam ⓘ |
| country | Switzerland ⓘ |
| hasAcronymMeaning |
Hall B
ⓘ
surface form:
Experimental Hall North 1
|
| hasBeamType |
hadron beams
ⓘ
lepton beams ⓘ mixed particle beams ⓘ |
| hasFunction | provide experimental area for SPS secondary beams ⓘ |
| hasInfrastructure |
beam lines
ⓘ
control rooms ⓘ cranes and heavy-handling equipment ⓘ detector test areas ⓘ experimental zones ⓘ radiation shielding ⓘ |
| hasSafetySystems |
access control systems
ⓘ
interlock systems ⓘ radiation protection systems ⓘ |
| locatedIn |
CERN
ⓘ
North Area of CERN SPS ⓘ
surface form:
North Area of CERN
|
| near |
CERN Prevessin–Meyrin site
ⓘ
surface form:
Prévessin site of CERN
|
| operatedBy | CERN Beams Department ⓘ |
| partOf |
North Area of CERN SPS
ⓘ
surface form:
CERN North Area experimental facilities
CERN accelerator complex ⓘ
surface form:
CERN accelerator complex experimental areas
|
| servedBy | Super Proton Synchrotron ⓘ |
| sitedAt |
CERN Prevessin–Meyrin site
ⓘ
surface form:
CERN Meyrin–Prévessin campus
|
| supportsExperimentType |
detector test-beam campaigns
ⓘ
fixed-target particle interactions ⓘ |
| supportsUserCommunity | international particle physics collaborations ⓘ |
| usedFor |
fixed-target experiments
ⓘ
particle physics experiments ⓘ test-beam experiments ⓘ |
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: EHN1 Description of subject: EHN1 is a large experimental hall in CERN’s North Area used for fixed-target and test-beam particle physics experiments served by the Super Proton Synchrotron.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.