difficulty

P2406 predicate

Indicates the level of challenge, complexity, or effort required to perform an action, solve a problem, or achieve a particular outcome.

Observed surface forms (22)

  • trailDifficulty ×15
  • difficultyLevel ×10
  • hasDifficulty ×9
  • complexity ×6
  • difficultyGrade ×5
  • readingLevel ×4
  • surfDifficulty ×3
  • difficultyFocus ×2
  • difficultyRating ×2
  • approachDifficulty ×1

Sample triples (135)

Subject Object
Pohono Trail moderate to strenuous
Polish Glacier high
Polish Glacier Route high
Pony Track non-technical
Pump Station Trail easy to moderate
Riemann–Siegel formula O(t^{1/2+ε}) operations for computing ζ(1/2+it) via predicate surface "complexity"
Ringworld structural stability and material strength requirements via predicate surface "conceptualDifficulty"
Rongai Route moderate via predicate surface "difficultyLevel"
Royal Cinque Ports Golf Club (nearby at Deal)
surface form: Royal Cinque Ports Golf Club
high for championship golfers
Royal Marines one of the most demanding in the British Armed Forces via predicate surface "selectionDifficulty"
Rubicon Trail (segment) difficult
Ruqʿah script low via predicate surface "complexity"
Ryan Mountain Trail moderate
Salathé Wall very hard
Silk Way Rally high
Snake Dike moderate technical grade with serious protection spacing via predicate surface "difficultySummary"
South Sister Climber Trail strenuous
Southern Upland Way challenging
Sunset Beach advanced via predicate surface "surfDifficulty"
The Dawn Wall 5.14d via predicate surface "difficultyRating"
Thuluth script considered one of the most difficult Arabic scripts to master via predicate surface "difficultyLevel"
Timberline Trail strenuous
Tokopah Falls easy to moderate via predicate surface "trailDifficulty"
Tongariro Alpine Crossing challenging
Umbwe Route high via predicate surface "difficultyLevel"
Vallée Blanche ski route not technically extreme in good conditions but serious glacial environment
Violin Partitas and Sonatas very high via predicate surface "technicalDifficulty"
Voie Royale (Royal Route) to Mont Blanc PD via predicate surface "difficultyGrade"
Voie Royale (Royal Route) to Mont Blanc PD+ via predicate surface "difficultyGrade"
Voie normale du Goûter technically easy but physically demanding
Wahclella Falls easy to moderate via predicate surface "trailDifficulty"
West Buttress route Alaska Grade 2 via predicate surface "difficultyGrade"
Yosemite Falls Trail strenuous
Zumwalt Meadow easy
liar paradox cannot be consistently assigned a classical truth value