Statements (12)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:polar_night
|
| gptkbp:duration_depends_on |
latitude
|
| gptkbp:is_darker_than |
gptkb:civil_polar_night
gptkb:nautical_polar_night |
| gptkbp:occurredIn |
gptkb:winter
polar regions the Sun is more than 18 degrees below the horizon for 24 hours |
| gptkbp:Sun_does_not_rise_above |
astronomical twilight
|
| gptkbp:type |
night
|
| gptkbp:bfsParent |
gptkb:Polar_night
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
astronomical polar night
|