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:2019-01-25, Stock:NVS, The news for the past five days is as follows:
2019-01-17: NEWS1: Health Care Sector Update for 01/17/2019: INSY,ZFGN,ADMP,ACB.NEWS2: Health Care Sector Update for 01/17/2019: INSY,ZFGN,ADMP,ACB.NEWS3: NVS or AZN: Which Is the Better Value Stock Right Now?.NEWS4: Health Care Sector Update for 01/17/2019: ZFGN, ADMP, NVS, ACB, JNJ, PFE, MRK, ABT, AMGN.NEWS5: Health Care Sector Update for 01/17/2019: ZFGN, ADMP, NVS, ACB, JNJ, PFE, MRK, ABT, AMGN.
2019-01-18: NEWS1: NVS or AZN: Which Is the Better Value Stock Right Now?.NEWS2: NVS or AZN: Which Is the Better Value Stock Right Now?.
2019-01-22: NEWS1: Alnylam & Medison Partner to Market RNAi Products in Israel.NEWS2: Alnylam & Medison Partner to Market RNAi Products in Israel.NEWS3: Alnylam & Medison Partner to Market RNAi Products in Israel.
2019-01-23: NEWS1: Why Tilray Stock Can Still Set Itself Apart From the Crowd.NEWS2: Why Tilray Stock Can Still Set Itself Apart From the Crowd.NEWS3: Why Tilray Stock Can Still Set Itself Apart From the Crowd.
2019-01-24: NEWS1: Is a Surprise in the Cards for Novartis (NVS) in Q4 Earnings?.NEWS2: Is a Surprise in the Cards for Novartis (NVS) in Q4 Earnings?.NEWS3: Is a Surprise in the Cards for Novartis (NVS) in Q4 Earnings?.

Answer: Decrease