Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2018-06-27, Stock:NVS, The news for the past five days is as follows:
2018-06-20: NEWS1: 2 High-Flying Biotech Stocks With Even More Room to Grow.NEWS2: 2 High-Flying Biotech Stocks With Even More Room to Grow.NEWS3: 2 High-Flying Biotech Stocks With Even More Room to Grow.NEWS4: Don't Get Too Excited About PTC Therapeutics (Yet).NEWS5: Don't Get Too Excited About PTC Therapeutics (Yet).NEWS6: The Swiss Stock Market Climbed On Strength Of Defensive Heavyweights.NEWS7: The Swiss Stock Market Climbed On Strength Of Defensive Heavyweights.NEWS8: Don&apos;t Get Too Excited About PTC Therapeutics (Yet).
2018-06-21: NEWS1: The Swiss Stock Market Dropped After Paring Early Gains.NEWS2: The Swiss Stock Market Dropped After Paring Early Gains.
2018-06-22: NEWS1: Incyte (INCY) Announces Positive Results on Jakafi for GVHD.NEWS2: Incyte (INCY) Announces Positive Results on Jakafi for GVHD.NEWS3: Incyte (INCY) Announces Positive Results on Jakafi for GVHD.NEWS4: The Swiss Stock Market Rallied Higher At The Close Of The Trading Week.NEWS5: The Swiss Stock Market Rallied Higher At The Close Of The Trading Week.NEWS6: Looking At Novartis AG (VTX:NOVN) From All Angles.
2018-06-25: NEWS1: Roche's (RHHBY) Study on Tecentriq for Lung Cancer Positive.NEWS2: Roche's (RHHBY) Study on Tecentriq for Lung Cancer Positive.NEWS3: The Swiss Stock Market Dropped Along With The Rest Of Europe.NEWS4: The Swiss Stock Market Dropped Along With The Rest Of Europe.
2018-06-26: NEWS1: Pfizer's Breast Cancer Drug Misses Overall Survival in Study.NEWS2: Pfizer's Breast Cancer Drug Misses Overall Survival in Study.NEWS3: Is Pfizer's Lead Growth Driver in Trouble?.NEWS4: Is Pfizer's Lead Growth Driver in Trouble?.NEWS5: The Swiss Stock Market Finished Choppy Session With A Small Gain.NEWS6: The Swiss Stock Market Finished Choppy Session With A Small Gain.NEWS7: Stock Performance Review on Pfizer and Three Other Drug Makers Stocks.NEWS8: [$$] Top lawyers caught in crossfire.NEWS9: Novartis Reports Publication Of Global Clear About Psoriasis Survey Data.NEWS10: Novartis Reports Publication Of Global Clear About Psoriasis Survey Data.

Answer: Decrease