Passo del Mortirolo
E415799
Passo del Mortirolo is a steep and legendary mountain pass in the Italian Alps, renowned as one of the most challenging climbs in professional road cycling, especially in the Giro d'Italia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Passo del Mortirolo canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4120214 — 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: Passo del Mortirolo Context triple: [Mortirolo Pass, alsoKnownAs, Passo del Mortirolo]
-
A.
Piz Bernina
Piz Bernina is the highest peak in the Eastern Alps and the only four-thousander in the Bernina Range, straddling the border between Switzerland and Italy.
-
B.
Passo dello Stelvio
Passo dello Stelvio is a legendary high-altitude mountain pass in the Italian Alps, famed for its dramatic hairpin bends and frequent use as a decisive stage in professional cycling races.
-
C.
Marmolada
Marmolada is the highest mountain in the Dolomites of northeastern Italy, renowned for its glacier and popular alpine climbing and skiing routes.
-
D.
Passo Gavia
Passo Gavia is a high mountain pass in the Italian Alps renowned among cyclists for its challenging gradients and frequent inclusion in major professional races.
-
E.
Cerano d’Intelvi
Cerano d’Intelvi is a small village in the Lombardy region of northern Italy, situated in the scenic Valle d’Intelvi near the Swiss border.
- 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: Passo del Mortirolo Target entity description: Passo del Mortirolo is a steep and legendary mountain pass in the Italian Alps, renowned as one of the most challenging climbs in professional road cycling, especially in the Giro d'Italia.
-
A.
Piz Bernina
Piz Bernina is the highest peak in the Eastern Alps and the only four-thousander in the Bernina Range, straddling the border between Switzerland and Italy.
-
B.
Passo dello Stelvio
Passo dello Stelvio is a legendary high-altitude mountain pass in the Italian Alps, famed for its dramatic hairpin bends and frequent use as a decisive stage in professional cycling races.
-
C.
Marmolada
Marmolada is the highest mountain in the Dolomites of northeastern Italy, renowned for its glacier and popular alpine climbing and skiing routes.
-
D.
Passo Gavia
Passo Gavia is a high mountain pass in the Italian Alps renowned among cyclists for its challenging gradients and frequent inclusion in major professional races.
-
E.
Cerano d’Intelvi
Cerano d’Intelvi is a small village in the Lombardy region of northern Italy, situated in the scenic Valle d’Intelvi near the Swiss border.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mountain pass
ⓘ
road pass ⓘ |
| alsoKnownAs | Mortirolo Pass ⓘ |
| associatedWith | Marco Pantani ⓘ |
| averageGradient | 10.5 % (Mazzo side) ⓘ |
| climbLength | about 12.4 km (Mazzo side) ⓘ |
| connectedPlace |
Grosio
ⓘ
Mazzo di Valtellina ⓘ Monno ⓘ Tovo di Sant’Agata ⓘ |
| connects |
Val Camonica
ⓘ
Valtellina ⓘ |
| country | Italy ⓘ |
| cyclingCategory | Hors catégorie ⓘ |
| cyclingUse |
amateur sportives
ⓘ
professional races ⓘ |
| elevation |
1852 m
ⓘ
6076 ft ⓘ |
| elevationGain | about 1300 m (Mazzo side) ⓘ |
| featuredIn |
Giro d'Italia
ⓘ
surface form:
Giro d’Italia
|
| firstUsedIn | Giro d’Italia 1990 ⓘ |
| hasClimbSide |
Grosio side
ⓘ
Mazzo di Valtellina ⓘ
surface form:
Mazzo di Valtellina side
Monno side ⓘ |
| hasMonument | Marco Pantani monument ⓘ |
| language | Italian ⓘ |
| locatedIn |
Alps
ⓘ
Lombardy ⓘ Province of Brescia ⓘ Province of Sondrio ⓘ |
| maximumGradient | 18 % ⓘ |
| mountainRange | Rhaetian Alps NERFINISHED ⓘ |
| near |
Aprica
ⓘ
Bormio ⓘ Passo dello Stelvio ⓘ
surface form:
Stelvio Pass
|
| notableEvent | Marco Pantani attack in Giro d’Italia 1994 ⓘ |
| notableFor |
difficulty for cyclists
ⓘ
role in Giro d’Italia ⓘ steep gradients ⓘ |
| region | Northern Italy ⓘ |
| reputation |
legendary Giro d’Italia climb
ⓘ
one of the hardest climbs in professional cycling ⓘ |
| roadType | paved road ⓘ |
| startElevation | about 552 m (Mazzo side) ⓘ |
| surface | asphalt ⓘ |
| usedFor |
cycle racing
ⓘ
motor traffic ⓘ road cycling ⓘ |
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: Passo del Mortirolo Description of subject: Passo del Mortirolo is a steep and legendary mountain pass in the Italian Alps, renowned as one of the most challenging climbs in professional road cycling, especially in the Giro d'Italia.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.