Tadlac Lake maar crater
E768787
Tadlac Lake maar crater is a volcanic explosion crater in the Philippines that contains Tadlac Lake, a small maar lake formed by past phreatomagmatic eruptions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tadlac Lake maar crater canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8964433 — 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: Tadlac Lake maar crater Context triple: [Tadlac, hasNearbyGeographicFeature, Tadlac Lake maar crater]
-
A.
Rano Aroi crater lake
Rano Aroi crater lake is a small, high-altitude volcanic crater lake on Easter Island known for its peat bogs and unique wetland ecosystem.
-
B.
Lake Tegano
Lake Tegano is a large brackish lake on Rennell Island in the Solomon Islands, renowned for its unique biodiversity and inclusion within the East Rennell UNESCO World Heritage Site.
-
C.
Calibato Lake
Calibato Lake is one of the seven crater lakes of San Pablo City in Laguna, Philippines, known for its scenic volcanic setting and freshwater ecosystem.
-
D.
Jezero Crater
Jezero Crater is an ancient impact basin on Mars that once hosted a lake and river delta, making it a prime site for studying past habitability and searching for signs of ancient life.
-
E.
Okama Crater Lake
Okama Crater Lake is a vividly colored volcanic crater lake on Mount Zao in northern Japan, famous for its changing hues and scenic alpine setting.
- 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: Tadlac Lake maar crater Target entity description: Tadlac Lake maar crater is a volcanic explosion crater in the Philippines that contains Tadlac Lake, a small maar lake formed by past phreatomagmatic eruptions.
-
A.
Rano Aroi crater lake
Rano Aroi crater lake is a small, high-altitude volcanic crater lake on Easter Island known for its peat bogs and unique wetland ecosystem.
-
B.
Lake Tegano
Lake Tegano is a large brackish lake on Rennell Island in the Solomon Islands, renowned for its unique biodiversity and inclusion within the East Rennell UNESCO World Heritage Site.
-
C.
Calibato Lake
Calibato Lake is one of the seven crater lakes of San Pablo City in Laguna, Philippines, known for its scenic volcanic setting and freshwater ecosystem.
-
D.
Jezero Crater
Jezero Crater is an ancient impact basin on Mars that once hosted a lake and river delta, making it a prime site for studying past habitability and searching for signs of ancient life.
-
E.
Okama Crater Lake
Okama Crater Lake is a vividly colored volcanic crater lake on Mount Zao in northern Japan, famous for its changing hues and scenic alpine setting.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | maar crater ⓘ |
| basinFeature | closed basin ⓘ |
| belongsToTectonicSetting | Philippine Mobile Belt NERFINISHED ⓘ |
| contains | Tadlac Lake NERFINISHED ⓘ |
| country | Philippines ⓘ |
| currentActivityStatus | inactive ⓘ |
| drainage | endorheic ⓘ |
| elevation | approximately 30 metres above sea level ⓘ |
| formedBy | phreatomagmatic eruptions ⓘ |
| formedDuring | Quaternary period NERFINISHED ⓘ |
| geologicalOrigin | phreatomagmatic explosion ⓘ |
| hasLakeType | maar lake ⓘ |
| hasLocalName | Alligator Lake NERFINISHED ⓘ |
| hasUse |
fishing
ⓘ
local recreation ⓘ |
| hazardType | phreatomagmatic eruption hazard ⓘ |
| isPartOf | Philippine archipelago NERFINISHED ⓘ |
| locatedIn |
Calabarzon
NERFINISHED
ⓘ
Los Baños, Laguna NERFINISHED ⓘ |
| locatedNear | Laguna de Bay NERFINISHED ⓘ |
| locatedOn | Luzon NERFINISHED ⓘ |
| namedAfter | Barangay Tadlac NERFINISHED ⓘ |
| nearCity | Los Baños NERFINISHED ⓘ |
| nearUniversity | University of the Philippines Los Baños NERFINISHED ⓘ |
| primaryRockType | basaltic to andesitic volcanic rocks ⓘ |
| region | Southern Luzon NERFINISHED ⓘ |
| volcanicField | Laguna Volcanic Field NERFINISHED ⓘ |
| volcanoType | monogenetic maar ⓘ |
| waterBody | Tadlac Lake NERFINISHED ⓘ |
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: Tadlac Lake maar crater Description of subject: Tadlac Lake maar crater is a volcanic explosion crater in the Philippines that contains Tadlac Lake, a small maar lake formed by past phreatomagmatic eruptions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.