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:2019-05-21, Stock:WELL, The news for the past five days is as follows:
2019-05-14: nan
2019-05-15: NEWS1: Top Analyst Reports for Adobe, ConocoPhillips & Exelon.NEWS2: Top Analyst Reports for Adobe, ConocoPhillips & Exelon.NEWS3: Welltower Completes Purchase of 55 Medical Buildings from CNL Healthcare Properties.NEWS4: Top Analyst Reports for Adobe, ConocoPhillips & Exelon.
2019-05-16: NEWS1: Welltower Closes Property Acquisition From CNL Healthcare.NEWS2: Welltower Closes Property Acquisition From CNL Healthcare.NEWS3: Welltower Closes Property Acquisition From CNL Healthcare.
2019-05-17: NEWS1: WELL Crosses Above Average Analyst Target.NEWS2: WELL Crosses Above Average Analyst Target.
2019-05-20: NEWS1: Mercedes Kerr Named President of Belmont Village Senior Living, A Welltower Operating Partner.NEWS2: 7 Assisted-Living Stocks to Buy Now.NEWS3: 7 Assisted-Living Stocks to Buy Now.NEWS4: 7 ETFs for Healthy Healthcare REITs.NEWS5: 7 Assisted-Living Stocks to Buy Now.NEWS6: July 19th Options Now Available For Welltower (WELL).NEWS7: July 19th Options Now Available For Welltower (WELL).

Answer: Rise