San Martín Pajapan volcano
E438902
San Martín Pajapan volcano is a prominent dormant stratovolcano in the Los Tuxtlas region of Veracruz, Mexico, known for its lush rainforest cover and archaeological significance.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Martín Pajapan volcano canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4137430 — 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: San Martín Pajapan volcano Context triple: [Los Tuxtlas, contains, San Martín Pajapan volcano]
-
A.
Apoyeque Volcano
Apoyeque Volcano is a large, water-filled caldera and active volcanic complex forming part of the Chiltepe Peninsula in western Nicaragua.
-
B.
Parinacota Volcano
Parinacota Volcano is a large, snow-capped stratovolcano in the Chilean Andes, notable for its symmetrical cone and location within the Lauca National Park near the Bolivian border.
-
C.
Antisana Volcano
Antisana Volcano is a massive, glacier-covered stratovolcano in the Andes of central Ecuador, known for its high elevation and biodiversity-rich surrounding páramo ecosystems.
-
D.
Ollagüe volcano
Ollagüe volcano is a large, active stratovolcano straddling the border between Chile and Bolivia in the high Andes, noted for its persistent fumarolic activity and extensive lava flows.
-
E.
Sumaco volcano
Sumaco volcano is an isolated, forest-covered stratovolcano in the eastern Andes of Ecuador, notable for its biodiversity and relatively infrequent eruptions.
- 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: San Martín Pajapan volcano Target entity description: San Martín Pajapan volcano is a prominent dormant stratovolcano in the Los Tuxtlas region of Veracruz, Mexico, known for its lush rainforest cover and archaeological significance.
-
A.
Apoyeque Volcano
Apoyeque Volcano is a large, water-filled caldera and active volcanic complex forming part of the Chiltepe Peninsula in western Nicaragua.
-
B.
Parinacota Volcano
Parinacota Volcano is a large, snow-capped stratovolcano in the Chilean Andes, notable for its symmetrical cone and location within the Lauca National Park near the Bolivian border.
-
C.
Antisana Volcano
Antisana Volcano is a massive, glacier-covered stratovolcano in the Andes of central Ecuador, known for its high elevation and biodiversity-rich surrounding páramo ecosystems.
-
D.
Ollagüe volcano
Ollagüe volcano is a large, active stratovolcano straddling the border between Chile and Bolivia in the high Andes, noted for its persistent fumarolic activity and extensive lava flows.
-
E.
Sumaco volcano
Sumaco volcano is an isolated, forest-covered stratovolcano in the eastern Andes of Ecuador, notable for its biodiversity and relatively infrequent eruptions.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
dormant volcano
ⓘ
stratovolcano ⓘ |
| country | Mexico ⓘ |
| coveredBy | tropical rainforest ⓘ |
| ecosystem | humid tropical forest ⓘ |
| elevation |
approximately 1200 metres
ⓘ
approximately 3937 feet ⓘ |
| geologicalAge | Quaternary ⓘ |
| hasArchaeologicalSignificance | yes ⓘ |
| hasBiodiversity | high ⓘ |
| hasCulturalSignificance | pre-Columbian Mesoamerican cultures ⓘ |
| hasGeologicalSetting | intraplate volcanic field ⓘ |
| hasHazardPotential | low (current) ⓘ |
| hasHumanUse |
ecotourism
ⓘ
hiking ⓘ |
| hasLandCover | lush rainforest ⓘ |
| hasSlopeVegetation | cloud forest (at higher elevations) ⓘ |
| hasSummitFeature |
archaeological remains
ⓘ
prehispanic sculptures (now removed to museums) ⓘ |
| isDormant | true ⓘ |
| isProminentLandform | true ⓘ |
| knownFor |
archaeological sites on and around the summit
ⓘ
lush rainforest cover ⓘ prominent isolated cone ⓘ |
| lastEruption | Holocene ⓘ |
| locatedIn |
Los Tuxtlas region
NERFINISHED
ⓘ
Sierra de los Tuxtlas NERFINISHED ⓘ Veracruz NERFINISHED ⓘ southeastern Veracruz ⓘ southern part of Los Tuxtlas region ⓘ |
| locatedInProtectedArea | Los Tuxtlas Biosphere Reserve NERFINISHED ⓘ |
| locatedNear | San Martín Pajapan municipality NERFINISHED ⓘ |
| locatedOn | Gulf of Mexico coastal plain NERFINISHED ⓘ |
| mountainRange | Los Tuxtlas volcanic field NERFINISHED ⓘ |
| near | Gulf of Mexico NERFINISHED ⓘ |
| partOf | Los Tuxtlas volcanic province NERFINISHED ⓘ |
| region | eastern Mexico ⓘ |
| volcanicArcOrBelt | Trans-Mexican Volcanic Belt (eastern extension / related province) NERFINISHED ⓘ |
| volcanoType | andesitic stratovolcano ⓘ |
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: San Martín Pajapan volcano Description of subject: San Martín Pajapan volcano is a prominent dormant stratovolcano in the Los Tuxtlas region of Veracruz, Mexico, known for its lush rainforest cover and archaeological significance.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.