{
  "centroid":90.33204855573277,
  "trace": [
    "if ( class = \"business\" [1.0000] and days_to_flight is many_days [0.0000] ) ⮕ [0.0000] then price_increase is moderate [0.0000].",
    "if ( class = \"business\" [1.0000] and days_to_flight is few_days [0.4688] ) ⮕ [0.4688] then price_increase is high [0.4688].",
    "if ( class = \"tourist\" [0.0000] and days_to_flight is many_days [0.0000] ) ⮕ [0.0000] then price_increase is low [0.0000].",
    "if ( class = \"tourist\" [0.0000] and days_to_flight is few_days [0.4688] ) ⮕ [0.0000] then price_increase is moderate [0.0000].",
    "⌖moderate×[0.0000]+high×[0.4688]+low×[0.0000]+moderate×[0.0000].",
    "⌖tri(20,50,75)×[0.0000]+up(70,100,100)×[0.4688]+down(0,0,25)×[0.0000]+tri(20,50,75)×[0.0000].",
    "⌖90.3320."
  ],
  "what":"rules_result"
}